Deshwal, A., Belakaria, S., Doppa, J. R. and Fern, A. (2020) “Optimizing Discrete Spaces via Expensive Evaluations: A Learning to Search Framework”, Proceedings of the AAAI Conference on Artificial Intelligence, 34(04), pp. 3773-3780. doi: 10.1609/aaai.v34i04.5788.