Guillaume Fertin, Julien Fradin, Christian Komusiewicz. On the Maximum Colorful Arborescence Problem and Color Hierarchy Graph Structure. In Gonzalo Navarro, David Sankoff, Binhai Zhu, editors, Annual Symposium on Combinatorial Pattern Matching, CPM 2018, July 2-4, 2018 - Qingdao, China. Volume 105 of LIPIcs, Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, 2018. [doi]
Abstract is missing.