Bruno Alves, Rosa Leão, and Edmundo Souza e Silva. 2007.
 Characterizing interactivity variables of computer science students in the CEDERJ program based on the RIO multimedia server. In <em>Proceedings of the 6th Workshop on Performance of Computer and Communication Systems</em>, June 30, 2007, Rio de Janeiro/RJ, Brasil. SBC, Porto Alegre, Brasil, 739-757.