Balázs Keszegh, Dömötör Pálvölgyi. An Abstract Approach to Polychromatic Coloring: Shallow Hitting Sets in ABA-free Hypergraphs and Pseudohalfplanes. In Ernst W. Mayr, editor, Graph-Theoretic Concepts in Computer Science - 41st International Workshop, WG 2015, Garching, Germany, June 17-19, 2015, Revised Papers. Volume 9224 of Lecture Notes in Computer Science, pages 266-280, Springer, 2015. [doi]
Abstract is missing.