Michal Kunc. The Power of Commuting with Finite Sets of Words. In Volker Diekert, Bruno Durand, editors, STACS 2005, 22nd Annual Symposium on Theoretical Aspects of Computer Science, Stuttgart, Germany, February 24-26, 2005, Proceedings. Volume 3404 of Lecture Notes in Computer Science, pages 569-580, Springer, 2005. [doi]
Abstract is missing.