Efficient Search Ranking in Social Networks, Monique V. Vieira, Bruno M. Fonseca, Rodrigo Damazio, Paulo B. Golgher, Davi de Castro Reis, Berthier Ribeiro-Neto, Proc. CIKM, 2007.
Concept-based interactive query expansion, Bruno M. Fonseca, Paulo Braz Golgher, Bruno Possas, Berthier A. Ribeiro-Neto, Nivio Ziviani, CIKM, 2005, pp. 696-703.
Automatic web news extraction using tree edit distance, Davi de Castro Reis, Paulo Braz Golgher, Altigran Soares da Silva, Alberto H. F. Laender, WWW, 2004, pp. 502-511.