[1]
Skowron, P. and Faliszewski, P. 2015. Fully Proportional Representation with Approval Ballots: Approximating the MaxCover Problem with Bounded Frequencies in FPT Time. Proceedings of the AAAI Conference on Artificial Intelligence. 29, 1 (Feb. 2015). DOI:https://doi.org/10.1609/aaai.v29i1.9432.