Hawkin, J., Holte, R. and Szafron, D. 2011. Automated Action Abstraction of Imperfect Information Extensive-Form Games. Proceedings of the AAAI Conference on Artificial Intelligence. 25, 1 (Aug. 2011), 681-687. DOI:https://doi.org/10.1609/aaai.v25i1.7880.