Dickerson, J. P., Sankararaman, K. A., Srinivasan, A., & Xu, P. (2019). Balancing Relevance and Diversity in Online Bipartite Matching via Submodularity. Proceedings of the AAAI Conference on Artificial Intelligence, 33(01), 1877–1884. https://doi.org/10.1609/aaai.v33i01.33011877