Nils Erik Flick, Manfred Kudlek. Language Operators for Multiset Languages and Modal Logic. In Rudolf Freund, Markus Holzer, Bianca Truthe, Ulrich Ultes-Nitsche, editors, Fourth Workshop on Non-Classical Models for Automata and Applications - NCMA 2012, Fribourg, Switzerland, August 23-24, 2012. Proceedings. Volume 290 of books@ocg.at, pages 79-91, Österreichische Computer Gesellschaft, 2012.
Abstract is missing.