NAWROCKI, P.; ŚNIEŻYŃSKI, B.; CZYŻEWSKI, J. Learning Agent for a Service-Oriented Context-Aware Recommender System in Heterogeneous Environment. COMPUTING AND INFORMATICS, [S. l.], v. 35, n. 5, p. 1005–1026, 2017. Disponível em: https://www.cai.sk/ojs/index.php/cai/article/view/3354. Acesso em: 31 may. 2023.