Sturion, Paulo, and AndrĂ© Carlos P. de L. F. de Carvalho. " Reinforcement Learning for Automated Investment in the Brazilian Stock Market: A Comparative Study of DQN, PPO, and Their Recurrent Versions." Anais do XXII Encontro Nacional de InteligĂȘncia Artificial e Computacional, Fortaleza/CE, 2025. SBC, 2025, pp.1610-1621.