Collaborative Modelling of Rational Numbers. - Xanthi Vamvakoussi; Georgios Kargiotakis; Vassilios P. Kollias; Nektarios G. Mamalougos; Stella Vosniadou (CSCL, 2003)

Application of a Computer Supported Collaborative Learning Environment (CSCL) in Teaching of Electric Circuits. - Nektarios G. Mamalougos; Vassilios P. Kollias; Stella Vosniadou (ICALT, 2003)

Gradual Learning of Science in a CSCL Environment and the Quest of Epistemologically Sophisticated Learners. - Athanassios Mol; Christina Stathopoulou; Vassilios P. Kollias; Stella Vosniadou (ICALT, 2003)

Teachers' attitudes to and beliefs about web-based Collaborative Learning Environments in the context of an international implementation. - Vassilios P. Kollias; Nektarios G. Mamalougos; Xenia Vamvakoussi; Minna Lakkala; Stella Vosniadou (Comput. Educ., 2005)