WebObjects: A New Approach for Querying the Web. - Fábio Soares Silva; Marcus Costa Sampaio; Cláudio de Souza Baptista (DEXA, 2003)

SmartCrawl: a new strategy for the exploration of the hidden web. - Augusto de Carvalho Fontes; Fábio Soares Silva (WIDM, 2004)