@inproceedings{abel2019spirl,
title={Value Preserving State-Action Abstractions},
author={David Abel and Nate Umbanhowar and Khimya Khetarpal and Dilip Arumugam and Doina Precup and Michael L. Littman},
booktitle={ICLR Workshop on Structure and Priors in Reinforcement Learning},
year={2019}
}