GU, Shuohan. Optimizing Reward and Minimizing Comprehensive Cost in Recommendation Systems. Transactions on Computer Science and Intelligent Systems Research, [S. l.], v. 5, p. 855–861, 2024. DOI: 10.62051/msn0mj92. Disponível em: https://wepub.org/index.php/TCSISR/article/view/2646. Acesso em: 25 may. 2026.