Kim, B., L. Kaelbling, and T. Lozano-Pérez. “Guiding Search in Continuous State-Action Spaces by Learning an Action Sampler From Off-Target Search Experience”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 32, no. 1, Apr. 2018, doi:10.1609/aaai.v32i1.12106.