Media type: E-Article Title: Lecture Notes in Computer Science: Modeling a Mobile Group Recommender System for Tourism with Intelligent Agents and Gamification Contributor: Alves, Patrícia; Carneiro, João; Marreiros, Goreti; Novais, Paulo imprint: Springer International Publishing, 2019 Published in: Lecture Notes in Computer Science Language: Not determined DOI: 10.1007/978-3-030-29859-3_49 ISSN: 1611-3349; 0302-9743 Origination: Footnote: