Deorowicz, Sebastian, and Szymon Grabowski. “A Hybrid Algorithm for the Longest Common Transposition-Invariant Subsequence Problem”. Computing and Informatics 28, no. 5 (January 26, 2012): 729–744. Accessed April 30, 2025. https://www.cai.sk/ojs/index.php/cai/article/view/59.