1. R. A. Baeza-Yates. Searching subsequences. Theor. Comput. Sci., 78(2):363–376, 1991.
2. J.-J. Hébrard and M. Crochemore. Calcul de la distance par les sous-mots. RAIRO Inform. Théor. Appl., 20(4):441–456, 1986.
3. M. Hirao, H. Hoshino, A. Shinohara, M. Takeda, and S. Arikawa. A practical algorithm to find best subsequence patterns. In Proceedings of the 3rd International Conference on Discovery Science, volume 1967, pages 141–154. Springer-Verlag, Berlin, 2000.
4. H. Hoshino, A. Shinohara, M. Takeda, and S. Arikawa. Online construction of subsequence automata for multiple texts. In Proceedings of the Symposium on String Processing and Information Retrieval 2000, La Coruña, Spain, 2000. IEEE Computer Society Press.
5. Z. Troníček and B. Melichar. Directed acyclic subsequence graph. In J. Holub and M. Simánek, editors, Proceedings of the Prague Stringology Club Workshop’ 98, pages 107–118, Czech Technical University, Prague, Czech Republic, 1998. Collaborative Report DC-98-06.