Rafati, Jacob, and David C. Noelle. “Learning Representations in Model-Free Hierarchical Reinforcement Learning”. Proceedings of the AAAI Conference on Artificial Intelligence 33, no. 01 (July 17, 2019): 10009-10010. Accessed July 11, 2024. https://ojs.aaai.org/index.php/AAAI/article/view/5141.