Mauricio Menegaz, Luciano Kalisewski, Andrey Palma, and Luis Otávio Alvares. 2007.
 On the Optimal Minimum Global Selection of Service Providers by Isolated Consumer Decision. In <em>Proceedings of the 6th National Meeting on Artificial Intelligence</em>, June 30, 2007, Rio de Janeiro/RJ, Brasil. SBC, Porto Alegre, Brasil, 1311-1320.