1. The study of concrete in multiaxial loading;Theocaris;Technika Chronika—Scientific Edition TCG,1974
2. The Mohr envelope of failure for concrete: a study of its tension–compression part;Theocaris;Magazine of Concrete Research,1974
3. I.N. Prassianakis, The characterization of an old concrete using destructive and the ultrasonic non-destructive testing methods, in: Proceedings of the 8th European Conference on NDT, Barcelona Spain, June 17–21, 2002
4. Mechanical properties of an old concrete using destructive and ultrasonic non-destructive testing methods;Prassianakis;Magazine of Concrete Research,2001
5. Analysis of the concrete strength versus ultrasonic pulse velocity relationship;Popovics;Materials Evaluation,2001