On Aharoni's rainbow generalization of the Caccetta-Häggkvist conjecture

Patrick Hompe, Petra Pelikánová, Aneta Pokorná, Sophie Spirkl. On Aharoni's rainbow generalization of the Caccetta-Häggkvist conjecture. Discrete Mathematics, 344(5):112319, 2021. [doi]

Abstract

Abstract is missing.