An ontology-based repository for a spontaneous social network. - Bryan Garber da Silva; Cristiano André da Costa; Dante Zaupa; Gustavo Freitas (CASoN, 2011)

Expert user discovery in a spontaneous social network an approach using knowledge retrieval. - Gustavo Freitas; Cristiano André da Costa; Jorge L. V. Barbosa; Rodrigo da Rosa Righi; Adenauer C. Yamin (CASoN, 2013)