Krivelevich M, Szabó T. Biased Positional Games and Small Hypergraphs with Large Covers. Electron. J. Combin. [Internet]. 2008May5 [cited 2026Mar.16];15(1):R70. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v15i1r70