Vrettos, C. (2018): Geotechnisches Erdbebeningenieurwesen, in Grundbau-Taschenbuch, Teil 2: Geotechnische Verfahren, 8. Auflage, Ernst & Sohn, Berlin, 863-914.

Vrettos, C. (2017): Bodendynamik, in Grundbau-Taschenbuch, Teil 1: Geotechnische Grundlagen, 8. Auflage, Ernst & Sohn, Berlin, 573-631.

Vrettos, C. (2014): Soil-Structure Interaction, in Encyclopedia of Earthquake Engineering, M. Beer , I.A. Kougioumtzoglou, E. Patelli, I.S. Au (Eds.) Springer Verlag, Berlin.

Savidis, S., Vrettos, C. (2012): Baugrunddynamik, in Handbuch für Bauingenieure, K. Zilch, C.-J. Diederichs, R. Katzenbach, K. J. Beckmann (Hrsg.), Springer Verlag, Berlin, 1547-1567.

Vrettos, C. (2009): Erschütterungsschutz, in Grundbau-Taschenbuch, Teil 3: Gründungen und geotechnische Bauwerke, 7. Auflage, Ernst & Sohn, Berlin, 691-746.

Vrettos, C. (2008): Bodendynamik, in Grundbau-Taschenbuch, Teil 1: Geotechnische Grundlagen, 7. Auflage, Ernst & Sohn, Berlin, 451-500.

Vrettos, C. (2008): Tunnelbauwerke unter Erdbebenbeanspruchung, in Taschenbuch für den Tunnelbau 2009, VGE Verlag, 221-254.

Vrettos, C. (1999): Waves in vertically inhomogeneous soils, in Wave Motion in Earthquake Engineering, E. Kausel & G.D. Manolis (Eds.), WIT Press Southampton, 247-282.

Becker, A., Vrettos, C. (2019): Beurteilung des Abriebwiderstands verbesserter Böden im Radversuchsstand, geotechnik 42, 34-38.

Vrettos, C. (2019): Discussion of Pender 2017. Bearing strength surfaces implied in conventional bearing capacity calculations, Géotechnique 69, 932-935.

Vrettos, C., Seibel, E. (2018): Bewertung von pseudo-statischen Methoden zum Grundbruchwiderstand von Fundamenten unter seismischer Beanspruchung, Bautechnik 95, 859-871.

Vrettos, C., Papamichael, S. (2018): Lagerungsdichte von nichtbindigen Böden aus Ramm- und Drucksondierungen: Eine aktualisierte Bewerung empirischer Beziehungen, geotechnik 41, 186-196.

Vrettos, C., Becker, A. (2017): Balkenbiegeversuche an zwei Tonen und Verformbarkeitsnachweis für eine multifunktionale Deponieabdichtung, geotechnik 40, 232-241.

Michel, I., Bathaeian, S.M.I., Kuhnert, J., Kolymbas, D., Chen, C.-H., Polymerou, I., Vrettos, C., Becker, A. (2017): Meshfree generalized finite difference methods in soil mechanics—part II: numerical results, International Journal on Geomathematics, doi: 10.1007/s13137-017-0096-5.

Becker, A., Seibel, E., Vrettos, C. (2017): Temperatureinfluss auf die Rheologie von Dichtwand-Suspensionen - Labortests an Bentonit-Zement-Mischungen, tHIS 3/2017, 28-30.

Vrettos., C., Feldbusch, A. (2017): Dynamischer Erddruck auf starre und flexible Wände mittels Wellenlösungen: numerische Einzelvergleiche für homogene und geschichtete Bodenprofile, geotechnik 40, 93-102.

Poganski, J., Kömle, N.I., Kargl, G., Schweiger, H.F., Grott, M., Spohn, T., Krömer, O., Krause, C., Wippermann, T., Tsakyridis, G., Fittock, M., Lichtenheldt, R., Vrettos, C., Andrade, J.E. (2016): Extended pile driving model to predict the penetration of the Insight/HP³ mole into the Martian soil, Space Science Reviews, doi: 10.1007/s11214-016-0302-z.

Jung, S., Vrettos, C. (2016): Bettungsmodul für Trägerbohlwände in mitteldichtem Sand aus an einem Großversuch validierten FEM-Berechnungen, geotechnik 39, 252-262.

Vrettos, C., Beskos, D.E., Triantafyllidis, T. (2016): Seismic pressures on rigid cantilever walls retaining elastic continuously non-homogeneous soil: An exact solution, Soil Dynamics and Earthquake Engineering 82, 142-153.

Becker, A., Vrettos, C. (2015): Study on erosion stability enhancement of sands using enzymes, Environmental Geotechnics 2(5), 301-308.

Becker, A., Vrettos, C. (2015): Laboruntersuchungen zum Materialverhalten von Tonbeton, Bautechnik 92(2), 152-160.

Vrettos, C., Merz, K. (2014): Grenzen der Anwendbarkeit der DIN 4019 für geschichtete Böden, geotechnik 37, 204-209.

Vrettos, C. (2014): Rectangular footing on soil with depth-degrading stiffness: Vertical and rocking impedances under conditional existence of surface waves, Soil Dynamics and Earthquake Engineering 65, 294-302.

Schenkengel, K.-U., Vrettos, C. (2014): Simulation of liquefied sand by the Lattice Boltzmann method, geotechnik 37(2), 96-104.

Obermayr, M., Vrettos, C., Eberhard, P., Däuwel, T. (2014): A discrete element model and its experimental validation for the prediction of draft forces in cohesive soil, Journal of Terramechanics 53, 93-104.

Obermayr, M., Vrettos, C. (2013): Anwendung der Diskrete Elemente Methode zur Vorhersage von Kräften bei der Bodenbearbeitung, geotechnik 36(4), 231-242.

Vrettos, C., Vassilakopoulou, G, Rizos, D. (2013): Design and execution of special foundation works for the deep excavations of the Thessaloniki Metro, Geomechanics and Tunnelling 6(5), 471-478.

Ostermann, I., Kuhnert, J., Kolymbas, D., Chen, C.-H., Polymerou, I., Šmilauer, V., Vrettos, C., Chen, D. (2013): Meshfree generalized finite difference methods in soil mechanics-part I: theory, International Journal on Geomathematics 4, 167-184.

Vrettos, C., Chen, D., Rizos, D. (2013): Fallstudie zur seismischen Auslegung der Stationen und der Tunnel einer U-Bahnlinie in weichem Boden, Bautechnik 90(6), 333-340.

Becker, A., Vrettos, C. (2013): Versuche zur einaxialen Druckfestigkeit geklebter Gesteinsproben, geotechnik 36(2), 113-118.

Vrettos, C. (2013): Dynamic response of soil deposits to vertical SH waves for different rigidity depth-gradients, Soil Dynamics and Earthquake Engineering 47, pp. 41-50.

Obermayr, M., Dressler, K., Vrettos, C., Eberhard, P. (2013): A bonded-particle model for cemented sand, Computers and Geotechnics 49, 299-313.

Schwarz, V., Vrettos, C. (2012): Mechanisches Verhalten eines teilgesättigten Kaolinit-Tons: Experimentelle Untersuchungen, Stoffmodell und Implementierung, geotechnik 35, 236-244.

Vrettos, C. (2012): Shear strength investigations for a class of extra-terrestrial analogue soils, Journal of Geotechnical and Geoenvironmental Engineering, ASCE 138(4), 508-515.

Becker, A.; Vrettos, C. (2011): Bodenmechanische Untersuchungen an Mischungen von rolligen und bindigen Böden mit Gummi aus Recyclingprozessen, Bauingenieur 87, 548-556.

Obermayr, M., Dressler, K., Vrettos, C., Eberhard, P. (2011): Prediction of draft forces in cohesionless soil with the Discrete Element Method, Journal of Terramechanics 48(5), 347-358.

Vrettos, C., Borchert, K.-M. (2011): Combined foundation of a high-rise building complex on sand: analysis and observation, Soils and Foundations 51(2), 343-350.

Dobrowolsky, M., Vrettos, C. (2011): Quellverhalten eines teilgesättigten Kaolinit-Tons: Laborversuche, Modell und numerische Simulation, geotechnik 34, 32-41.

Vrettos, C. (2010): Mondersatzböden und deren Scherverhalten bei mittlerem und niedrigem Druckniveau, geotechnik 33(1) (2010), 38-47.

Vrettos, C. (2010): Drehfedersteifigkeit von Fundamenten bei Böden mit Schichtung und druckabhängigem Verformungsmodul, Bauingenieur 85, 540-547.

Vrettos, C., Kolias, B., Panagiotakos, T., Richter, T. (2010): Seismische Deformationsmethode zur Bemessung eines Absenktunnels, Bauingenieur 85, 361-367.

Vrettos, C. (2009): Discussion of the paper "Shear modulus and damping ratio of organic soils" by P. Kallioglou, Th. Tika, G. Koninis, St. Papadopoulos, K. Pitilakis, Geotechnical and Geological Engineering,27(4), 485-487.

Freiboth, S., Class, H., Helmig, R., Graf, T., Ehlers, W., Schwarz, V., Vrettos, C. (2009): A model for multiphase flow and transport in porous media including a phenomenological approach to account for deformation - a model concept and its validation within a code intercomparison study, Computational Geosciences 13, 281-300.

Vrettos, C. (2008): Green's functions for vertical point load on an elastic halfspace with depth-degrading stiffness, Engineering Analysis with Boundary Elements 32, 1037-1045.

Vrettos, C. (2008): Zur nichtlinear-elastischen Berechnung von Fundamentsetzungen bei Böden mit Schichtung und druckabhängiger Steifigkeit, geotechnik 31, 53-66.

Vrettos, C., Savidis, S. (2004): Seismic design of the foundation of an immersed tube tunnel in liquefiable soil, Rivista Italiana di Geotecnica 38(4), 41-50.

Vrettos, C. (1999): Vertical and rocking impedances for rigid rectangular foundations on soils with bounded nonhomogeneity, Earthquake Engineering and Structural Dynamics 28, 1525-1540.

Vrettos, C. (1998): Elastic settlement and rotation of rectangular footings on nonhomogeneous soil, Géotechnique 48, 703-707.

Vrettos, C. (1998): The Boussinesq problem for soils with bounded nonhomogeneity, International Journal for Numerical and Analytical Methods in Geomechanics 22, 655-669.

Savidis, S., Vrettos, C. (1998): Untersuchungen zum dynamischen Verhalten von marinen Tonen, Bautechnik 75, 363-370.

Vrettos, C. (1996): Simple inversion procedure for shallow seismic refraction in continuously nonhomogeneous soils, Soil Dynamics and Earthquake Engineering 15, 381-186.

Tadeu, A., Kausel, E., Vrettos, C. (1996): Scattering of waves by subterranean structures via the boundary element method, Soil Dynamics and Earthquake Engineering 15, 387-397.

Vrettos, C. (1991): Time-harmonic Boussinesq problem for a continuously nonhomogeneous soil, Earthquake Engineering and Structural Dynamics 20, 961-977.

Vrettos, C. (1991): Forced anti-plane vibrations at the surface of an inhomogeneous half-space, Soil Dynamics and Earthquake Engineering 10, 230-235.

Vrettos, C., Prange, B. (1990): Evaluation of in-situ effective shear modulus from dispersion measurements, Journal of Geotechnical Engineering ASCE 116, 1581-1585.

Vrettos, C. (1990): Dispersive SH-surface waves in soil deposits of variable shear modulus, Soil Dynamics and Earthquake Engineering 9, 255-264.

Vrettos, C. (1990): In-plane vibrations of soil deposits with variable shear modulus: II. Line load, International Journal for Numerical and Analytical Methods in Geomechanics 14, 649-662.

Vrettos, C. (1990): In-plane vibrations of soil deposits with variable shear modulus: I. Surface waves, International Journal for Numerical and Analytical Methods in Geomechanics 14, 209-222.

Vardoulakis, I., Vrettos, C. (1988): Dispersion law of Rayleigh-type waves in a compressible Gibson half-space, International Journal for Numerical and Analytical Methods in Geomechanics 12, 639-655.

Banzibaganye, G., Becker, A., Vrettos, C. (2019): Static and cyclic triaxial tests on medium sand and tire chips mixtures, Proc. 17th African Regional Conference on Soil Mechanics and Geotechnical Engineering, Cape Town, South Africa

Vrettos, C. (2019): Pseudostatische Ansätze für Erddruck und Widerlagerbettung bei der seismischen Auslegung gängiger Rahmenbrücken, 16. D-A-CH Tagung Erdbebeningenieurwesen & Baudynamik, Innsbruck

Vrettos, C., Seibel, E. (2019): Assessment of pseudostatic methods for the seismic bearing capacity of footigs in code-based design, Proc. 7th Int. Conf. Earthquake Geotechnical Engineering, Rome.

Papamichael, S., Vrettos, C. (2018): CPT interpretation and correlations to SPT for near-shore marine Mediterranean soils, Cone Penetration Testing 2018, CRC Press, 499-504.

Papamichael, S., Becker, A., Vrettos, C. (2018): Combined seismic and penetration tests on the planetary analogue site Mount Etna, Earth & Space 2018, 16th ASCE International Conference on Engineering, Science, Construction and Operations in Challenging Environments, Cleveland, Ohio, 68-78.

Vrettos, C. (2018): Pseudostatische Ansätze zum seismischen Erddruck auf Stützkonstruktionen, Vielfalt im Massivbau - Festschrift zum 65. Geburtstag von Prof. Dr.-Ing. Jürgen Schnell, Ernst & Sohn, Berlin, 610-626.

Vrettos, C., Seibel, E. (2017): Bearing capacity of strip footings in regions of medium seismicity: Reappraisal of the pseudostatic approach in code-based design in light of recent computational results, Proc. 3rd Int. Conf. Performance-Based Design in Earthquake Geotechnical Engineering, Paper No. 204.

Maltidis, G., Vrettos, C. (2017): Numerische Untersuchungen zum Einfluss der Bodensteifigkeit sowie der Wandmasse und -flexibilität auf den dynamischen Erddruck, 15. D-A-CH Tagung Erdbebeningenieurwesen und Baudynamik, Weimar, 397-406.

Becker, A., Vrettos, C. (2016): Tests on the thermal conductivity of regolith quasi-analogues at different porosities, Earth & Space 2016, 15th ASCE International Conference on Engineering, Science, Construction and Operations in Challenging Environments, Orlando, Florida

Becker, A., Vrettos, C. (2016): Abschätzung des Duktilitätsverhaltens zweier Tonböden aus Biegezugversuchen und Anwendung bei der Planung einer Zwischenabdichtung einer Deponie, TAE-Kolloquium Bauen in Boden und Fels, Ostfildern, 423-428.

Merz, K., Vrettos, C. (2015): Materialverhalten von gefrorenem Sand aus Triaxialversuchen an kubischen Proben, Aktuelle Forschung in der Bodenmechanik, 2. Deutsche Bodenmechanik Tagung 2015, Springer Verlag, 101-117.

Vrettos, C., Becker, A., Chen, D., Rosenquist, M. O., Holtzendorff, K. (2015): Prognose des Erschütterungseintrags für einen auf Pfählen gegründeten Gebäudekomplex in der Nähe einer Bahnstrecke, Baudynamik 2015, VDI-Berichte Nr. 2244, 57-69.

Appel, S., Vrettos, C., Hartmann, K. (2015): Messtechnische Bestimmung dynamischer Steifigkeiten eines Einzelpfahls sowie einer Pfahlgruppe für ein Maschinenfundament, Baudynamik 2015, VDI-Berichte Nr. 2244, 459-471.

Vrettos, C., Becker, A., Merz, K., Witte, L. (2014): Penetration tests in a mold on regolith quasi-analogues at different relative densities, Earth & Space 2014, 14th ASCE International Conference on Engineering, Science, Construction and Operations in Challenging Environments.

Vrettos, C., Merz, K. (2014): Anwendung von Elektroosmose zur Reduzierung des Herausziehwiderstandes von Spundwänden: Großmaßstäbliche Modellversuche in Ton, Vorträge zum Ohde-Kolloquium 2014, Mitteilungen des Instituts für Geotechnik der Technischen Universität Dresden, Heft 19, 153-164.

Obermayr, M., Vrettos, C., Kleinert, J., Eberhard, P. (2013): A Discrete Element Method for assessing reaction forces in excavation tools, Berichte des Fraunhofer ITWM, Nr. 228 und Proceedings Congreso de Metodos Numericos en Ingenieria, Bilbao, Spain

Obermayr, M., Vrettos, C., Eberhard, P. (2013): A Discrete Element Model for cohesive soil, Proceedings of the III International Conference on Particle-Based Methods - Fundamentals and Applications (PARTICLES 2013), Stuttgart.

Vrettos, C. (2012): Simplified analysis of piled rafts with irregular geometry, Proc. 9th Int. Conf. Testing and Design Methods for Deep Foundations, Kanazawa, 453-460.

Becker, A., Vrettos, C. (2012): Laboruntersuchungen zur Bodenverbesserung mittels Zugabe von Kalk-Zement-Mischungen, 2. Symposium Baugrundverbesserung in der Geotechnik, Wien, 313-319.

Vrettos, C. (2012): Schichteigenfrequenzen für inhomogene Bodenprofile, Baudynamik 2012, VDI-Berichte Nr. 2160, 119-128.

Vrettos, C., Chen, D., Rizos, D. (2012): Seismic design of the stations and the inter-station tunnels of a metro-line in soft ground: a case study, Proc. 2nd Int. Conf. Performance-Based Design in Earthquake Geotechnical Engineering, Paper No. 15.11.

Vassilakopoulou, G., Rizos, D., Vrettos, C. (2011): Einschalige Tunnelkonstruktion in Deckelbauweise im Erdbebengebiet für die Metro Thessaloniki, Beiträge zum 26. Christian Veder Kolloquium - Tiefe Baugruben unter schwierigen Randbedingungen, Graz, 35-46.

Schenkengel, K.-U., Vrettos, C. (2011): Modelling of liquefaction-induced lateral spreading using the Lattice Boltzmann Method, Proc. 5th Int. Conf. Earthquake Geotechnical Engineering, Santiago, Paper No. MOLSC-922621417.

Vassilakopoulou, G., Rizos, D., Vrettos, C. (2010): Metro Thessaloniki: Geotechnical and structural design of stations constructed using the top-down method (in Greek), Proc. 6th Hellenic Conference on Geotechnical & Geoenvironmental Engineering, Volos.

Vrettos, C., Vassilakopoulou, G., Rizos, D. (2010): Design principles for top-down deep excavations according to Eurocode EC7 and German recommendations (in Greek), Proc. 6th Hellenic Conference on Geotechnical & Geoenvironmental Engineering, Volos.

Vrettos (2010): On the existence of surface waves in an elastic half-space with reverse depth-inhomogeneity, 9th HSTAM International Congress on Mechanics, Limassol, Cyprus

Becker, A., Vrettos, C. (2010): Laboruntersuchungen zur Erhöhung der Erosionsstabilität von Sandböden durch Enzyme, 7. Kolloquium Bauen in Boden und Fels, 665-669.

Vrettos, C. (2009): Seismic response analysis of a river embankment on deep sedimentary strata, 17th Int. Conf. on Soil Mechanics and Geotechnical Engineering, Alexandria, 1526-1529.

Vrettos, C., Becker, A. (2009): Anwendung von Elektroosmose beim Herausziehen von Spundwänden: Vorstudie anhand von Modellversuchen. Workshop Spundwände, Veröffentl. des Instituts Geotechnik und Baubetrieb der Technischen Universität Hamburg-Harburg, Heft 19, 233-241.

Vrettos, C., Appel, S., Saidel, T. (2009): Dynamische Berechnung einer auf Pfählen gegründeten Papierdruckmaschine, Baudynamik 2009, VDI-Berichte Nr. 2063, 543-554.

Vrettos, C., Kolias, B., Panagiotakos, T., Richter, T. (2007): Analysis of seismic response of an immersed tunnel using imposed displacements (in Greek), Proc. 3rd Pan-Hellenic Conf. on Earthquake Engineering. & Engineering Seismology, Athens, Paper No. 2030.

Schenkengel, K.-U., Vrettos, C. (2008): Gitter-Boltzmann-Methode zur numerischen Simulation von verflüssigten Sanden, GKK 08 Geomechanik Kolloquium Karlsruhe, Teil 2 -Bodenmechanik und Grundbau, 125-135.

Vrettos, C. (2008): Some thoughts on the interplay between theory and practice in geotechnical engineering education within the frame of the new modularized university education system, First Int. Conf. Education and Training in Geo-Engineering Sciences, Constantza, 447-450.

Becker, A., Vrettos, C. (2008): Laboruntersuchungen zur einaxialen Druckfestigkeit geklebter Felsproben, 6. Kolloquium Bauen in Boden und Fels, 271-275.

Vrettos, C., Kolias, B., Panagiotakos, T., Richter, T. (2007): Seismic response analysis of an immersed tunnel using imposed deformations, Proc. 4th Int. Conf. Earthquake Geotechnical Engineering, Thessaloniki, Paper No. 1473.

Vrettos, C. (2007): Seismic analysis of near-surface tunnel cross-sections, Proc. 2nd Japan-Greece Workshop on Seismic Design, Observation, and Retrofit of Foundations, Tokyo, 72-78.

Schenkengel, K.-U, Becker, A., Vrettos, C. (2007): Numerical simulation of liquefied sand using a shear-thinning fluid model, Proc. 2nd Japan-Greece Workshop on Seismic Design, Observation, and Retrofit of Foundations, Tokyo, 497-503.

Dobrowosky, M., Vrettos, C. (2007): Assessment of swelling deformation of unsaturated kaolinite clay, Experimental Unsaturated Soil Mechanics, Schanz, T. (Ed.), Springer, 285-291.

Schwarz, V., Becker, A., Vrettos, C. (2007): Influence of state variables on the shear behaviour of an unsaturated clay, Experimental Unsaturated Soil Mechanics, Schanz, T. (Ed.), Springer, 179-184.

Vrettos, C. (2007): Current design practice for axially loaded piles and piled rafts in Germany (Keynote Lecture), Proc. Int. Workshop on Recent Advances of Deep Foundations (IWDPF07), Yokosuka, Japan, 127-140.

Vrettos, C. (2006): Seismische Berechnung von Querschnitten oberflächennaher Tunnel, Baudynamik 2006, VDI-Berichte Nr. 1941, 585-594.
Vrettos, C. (2006): Piled-raft foundations for high-rise buildings (in Greek), Proc. 5th Hellenic Conf. on Geotechnical & Geoenvironmental Engineering, Xanthi, Vol. IV, 37-53.

Schwarz, V., Becker, A., Vrettos, C. (2006): An initial study on the viscous behaviour of a partially saturated kaolinite clay based on triaxial tests, Proc. 4th Int. Conf. on Unsaturated Soils, Carefree, AZ, Vol. II, 1811-1821.

Vrettos, C. (2006): Ein Näherungsverfahren zur Berechnung von Pfahl-Plattengründungen mit unregelmäßiger Geometrie, in Entwicklungen in der Bodenmechanik, Bodendynamik und Geotechnik - Festschrift zum 60. Geburtstag von Prof. Stavros A. Savidis, F. Rackwitz (Hrsg.), Springer-Verlag, Berlin, 303-312.

Vrettos, C. (2005): Design issues for immersed tunnel foundations in seismic areas. Proc. 1st Greece-Japan Workshop - Seismic Design, Observation, and Retrofit of Foundations, G. Gazetas, Y. Goto & T. Tazoh (Eds), 257-266.

Dobrowolsky, M., Vrettos, C. (2005): Swell and shrink tests in modified oedometer apparatuses, Advanced Experimental Unsaturated Soil Mechanics - EXPERUS 2005, Tarantino, A., Romero, E., Cui, Y.J. (Eds), Balkema, 163-168.

Borchert, K.-M., Vrettos, C. (2004): Mischgründung eines Hochhauskomplexes am Potsdamer Platz in Berlin, Beiträge zum 19. Christian Veder Kolloquium - Tiefgründungen: Bemessung und Ausführung, Graz, 91-102.

Vrettos, C., Savidis, S. (2004): Stone column ground improvement against liquefaction for the Preveza-Aktion immersed tunnel, Proc. Fifth Int. Conf. Case Histories Geotech. Eng., New York, N.Y., Paper No. 12A-14.

Vrettos, C. (2004): Ein Näherungsverfahren zur Berechnung von Pfahl-Plattengründungen mit unregelmäßiger Geometrie, in Entwicklungen in der Bodenmechanik, Bodendynamik und Geotechnik - Festschrift zum 60. Geburtstag von Prof. Stavros A. Savidis, F. Rackwitz (Hrsg.), Springer-Verlag, Berlin, 303-312.

Vrettos, C., Savidis, S. (1999): Shear modulus and damping for Mediterranean clays of medium plasticity, Earthquake Geotechnical Engineering, Seco e Pinto (Ed.), Balkema, Rotterdam, 71-76.

Vrettos, C. (1998): Influence of soil stiffness increase with depth on the contact pressure of rigid plates. Proc. Int. Conf. on Soil Structure Interaction in Urban Civil Engineering, Darmstadt, R. Katzenbach & U. Arslan (Eds.), Vol. II, 437-446.

Savidis, S.A., Vrettos, C. (1994): Dynamic soil-structure interaction for foundations on nonhomogeneous soils. Proc. 10th European Conf. on Earthquake Engrg., Vienna, Vol. I, 599-609.

Kalteziotis, N., Savidis, S.A., Vrettos, C. (1994): Resonant column testing of marine silty clays. Proc. 2nd Int. Conf. Earthquake Resistant Construction & Design, S.A. Savidis (Ed.), Balkema, Rotterdam, 203-209.

Vrettos, C. (1993): Seismic refraction survey for continuously nonhomogeneous soils. Soil Dynamics and Earthquake Eng. VI, A.S. Cakmak & C.A. Brebbia (Eds.), Comput. Mech. Publ., Southampton & Elsevier Science, London, 19-26.

Savidis, S., Vrettos, C., Richter, T. (1993): Resonant column and cyclic triaxial testing of tailing dam material, Soil Dynamics and Earthquake Eng. VI , A.S. Cakmak & C.A. Brebbia (Eds.), Comput. Mech. Publ., Southampton & Elsevier Science, London, 291-298.

Sarfeld, W., Savidis, S., Vrettos, C. (1992): Concrete frame under incident seismic wave, Proc. 10th World Conf. Earthq. Eng., Madrid, Vol. III, 1891-1896.

Savidis, S., Vrettos, C., Faust, B. (1991): Vertical vibration of a rigid plate on a continuously nonhomogeneous soil. Soil Dynamics and Earthquake Eng. V, Comput. Mech. Publ., Southampton & Elsevier Science, London, 663-672.

Vrettos, C. (1991): Surface Green's functions for continuously nonhomogeneous soil. Proc. Int. Conf. Comp. Methods & Advances Geomech., Cairns, Vol. I, 801-804.

Grabe, J., Vrettos, C. (1989): Dispersion measurements to estimate compaction effect on granular soils, Soil Dynamics & Liquefaction, Proc. 4th Int. Conf. Soil Dyn. Earthq. Eng., Mexico City, A.S. Cakmak & I. Herrera (Eds.), Computational Mech. Publ., Southampton, 143-148.

Vrettos, C. (1988): Torsional surface waves in inhomogeneous half-space (in Greek). Proc. 1st Hellenic Conf. Geotech. Eng., Vol. II, 57-60.

Triantafyllidis, T., Prange, B., Vrettos, C. (1987): Circular and rectangular foundations: Numerical values of dynamic stiffness functions, Developments in Geotechnical Engineering Vol. 44, A.S. Cakmak (Ed.), Elsevier, Amsterdam, 409-426.

Nachwuchsmangel, geotechnik 42 (2019)

Sondierungen, geotechnik 41 (2018)

Normenschleier, geotechnik 40 (2017)

Nachhaltig experimentieren, geotechnik 39 (2016)

Konkurrenz durch Qualität, geotechnik 38 (2015)

Kontinuität des Wissens, geotechnik 37 (2014)

Wer schreibt, der bleibt, geotechnik 36 (2013)