Evaluation of theora and speex performance in IP videoconferencing. - Douglas Galetti Ribeiro; Celso Setsuo Kurashima; Adilson Eduardo Guelfi; Marcelo Knörich Zuffo (WebMedia, 2012)

A System for 3D Teleconference over IP Network. - Douglas Galetti Ribeiro; Josivan Pereira da Silva; Celso Setsuo Kurashima (SVR, 2015)