Xie, J., Ma, C., Doppa, J. R., Mannem, P., Fern, X., Dietterich, T. G. and Tadepalli, P. (2015) “Learning Greedy Policies for the Easy-First Framework”, Proceedings of the AAAI Conference on Artificial Intelligence, 29(1). doi: 10.1609/aaai.v29i1.9509.