Ingmar Meinecke. Valuations of Weighted Automata: Doing It in a Rational Way. In Werner Kuich, George Rahonis, editors, Algebraic Foundations in Computer Science - Essays Dedicated to Symeon Bozapalidis on the Occasion of His Retirement. Volume 7020 of Lecture Notes in Computer Science, pages 309-346, Springer, 2011. [doi]
Abstract is missing.