Clemens, Dennis, and Julia Ehrenmüller. “An Improved Bound on the Sizes of Matchings Guaranteeing a Rainbow Matching”. The Electronic Journal of Combinatorics 23, no. 2 (April 15, 2016): P2.11. Accessed March 14, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v23i2p11.