1. Long Term Human-Computer Interaction
2. The state of the art in automating usability evaluation of user interfaces;Ivory;ACM Computing Surveys,2001
3. Talavera L, Gaudioso E. Mining student data to characterize similar behavior groups in unstructured collaboration spaces. Workshop on Artificial Intelligence in CSCL. 16th European Conference on Artificial Intelligence, (ECAI 2004), Valencia, Spain, 2004; 17-23.