Charalampopoulos, Panagiotis; Kociumaka, Tomasz; Pissis, Solon P.; Radoszewski, Jakub (Aug 2021). Mutzel, Petra; Pagh, Rasmus; Herman, Grzegorz (eds.). Faster Algorithms for Longest Common Substring. European Symposium on Algorithms. Leibniz International Proceedings in Informatics (LIPIcs). Vol. 204. Schloss Dagstuhl. doi:10.4230/LIPIcs.ESA.2021.30. Here: Theorem 1, p.30:2.
