Likmeta, A., Sacco, M., Metelli, A.M. and Restelli, M. 2023. Wasserstein Actor-Critic: Directed Exploration via Optimism for Continuous-Actions Control. Proceedings of the AAAI Conference on Artificial Intelligence. 37, 7 (Jun. 2023), 8782-8790. DOI:https://doi.org/10.1609/aaai.v37i7.26056.