Basic concepts of special theory of relativity in secondary education: do students understand them?, Dimitriadi, K., Halkia Krystallia, and Skordoulis Constantine D. , European Science Education Research Association Conference (ESERA) “Contributions of Research to Enhancing Students’ Interest in Learning Science”, Barcelona, Spain, (2005)

Prerequisites for the Conceptual Change of Key Concepts Essential for the Teaching of the Theory of Special Relativity, Dimitriadi, K., Halkia Krystallia, and Skordoulis Constantine D. , EARLI 4th European Symposium “Conceptual Change: Philosophical, Historical, Psychological and Educational Approaches”, Delphi, Greece, (2005)