Sun Meng, Zhang Naixiao, Luís Soares Barbosa. On Semantics and Refinement of UML Statecharts: A Coalgebraic View. In 2nd International Conference on Software Engineering and Formal Methods (SEFM 2004), 28-30 September 2004, Beijing, China. pages 164-173, IEEE Computer Society, 2004. [doi]
Abstract is missing.