Gabriele Fici, Pawel Gawrychowski. Minimal Absent Words in Rooted and Unrooted Trees. In Nieves R. Brisaboa, Simon J. Puglisi, editors, String Processing and Information Retrieval - 26th International Symposium, SPIRE 2019, Segovia, Spain, October 7-9, 2019, Proceedings. Volume 11811 of Lecture Notes in Computer Science, pages 152-161, Springer, 2019. [doi]
Abstract is missing.