QIU, Ruiyu; WANG, Rui; YANG, Guanghui; LI, Xiang; SHAO, Zhijiang. LPPG-RL: Lexicographically Projected Policy Gradient Reinforcement Learning with Subproblem Exploration. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 40, n. 30, p. 25009–25017, 2026. DOI: 10.1609/aaai.v40i30.39689. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/39689. Acesso em: 15 may. 2026.