Marivaldo Rodrigues, Gabriela O. Mota da Silva, and Frederico Araújo Durão. 2016. User Models Development Based on Cross-Domain for Recommender Systems. In Proceedings of the 22nd Brazilian Symposium on Multimedia and the Web, novembro 08, 2016, Teresina, Brasil. SBC, Porto Alegre, Brasil, 363-366.