@inproceedings{molina2023optimal, title={Optimal Hierarchical Average-Reward Linearly-solvable Markov Decision Processes}, author={Guillermo Infante Molina and Anders Jonsson and Vicen{\c{c}} G{\'o}mez}, booktitle={Sixteenth European Workshop on Reinforcement Learning}, year={2023}, url={https://openreview.net/forum?id=fgKZNFAKt5} }