Design and implementation of virtual environments training of the visually impaire. - Dimitrios Tzovaras; Georgios Nikolakis; George Fergadis; Sotiris Malassiotis; Modestos Stavrakis (ASSETS, 2002)

A Mixed Reality Learning Environment for Geometry Education. - Georgios Nikolakis; George Fergadis; Dimitrios Tzovaras; Michael G. Strintzis (SETN, 2004)