Tele-collaboration in Parallel Worlds. - S. Kicha Ganapathy; Ashutosh Morde; Andres Agudelo (ETP@MM, 2003)

A Collaborative Tool for Synchronous Distance Education. - Andres Agudelo; Lina Escobar; Juliana Restrepo; Andres Quiroz; Helmuth Trefftz (CATE, 2004)