Galina Jirásková, Tomás Masopust. Complexity in Union-Free Regular Languages. In Yuan Gao, Hanlin Lu, Shinnosuke Seki, Sheng Yu, editors, Developments in Language Theory, 14th International Conference, DLT 2010, London, ON, Canada, August 17-20, 2010. Proceedings. Volume 6224 of Lecture Notes in Computer Science, pages 255-266, Springer, 2010. [doi]
Abstract is missing.