Lyu, X., A. Baisero, Y. Xiao, and C. Amato. “A Deeper Understanding of State-Based Critics in Multi-Agent Reinforcement Learning”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 36, no. 9, June 2022, pp. 9396-04, doi:10.1609/aaai.v36i9.21171.