Bruno Courcelle, Christian Delhommé. The Modular Decomposition of Countable Graphs: Constructions in Monadic Second-Order Logic. In C.-H. Luke Ong, editor, Computer Science Logic, 19th International Workshop, CSL 2005, 14th Annual Conference of the EACSL, Oxford, UK, August 22-25, 2005, Proceedings. Volume 3634 of Lecture Notes in Computer Science, pages 325-338, Springer, 2005. [doi]
Abstract is missing.