DÍAZ, Alicia; MOTZ, Regina; FERNÁNDEZ, Alejandro; VALDENI DE LIMA, José; LÓPEZ, Diego. Quality Web Information Retrieval: Towards Improving Semantic Recommender Systems with Friendsourcing. Cadernos de Informática, [S. l.], v. 6, n. 1, p. 289–292, 2011. Disponível em: https://seer.ufrgs.br/index.php/cadernosdeinformatica/article/view/v6n1p289-292. Acesso em: 28 ago. 2026.