Lu, Y., Sinha, A. and Varakantham, P. 2024. Handling Long and Richly Constrained Tasks through Constrained Hierarchical Reinforcement Learning. Proceedings of the AAAI Conference on Artificial Intelligence. 38, 19 (Mar. 2024), 21368-21377. DOI:https://doi.org/10.1609/aaai.v38i19.30132.