Cygan, Marek, Łukasz Kowalik, Arkadiusz Socała, and Krzysztof Sornat. 2017. “Approximation and Parameterized Complexity of Minimax Approval Voting”. Proceedings of the AAAI Conference on Artificial Intelligence 31 (1). https://doi.org/10.1609/aaai.v31i1.10575.