@inproceedings{MoDELS-2007-XuL,
	author        = "Kai Xu and Donglin Liang",
	booktitle     = "{Proceedings of the 10th International Conference on Model Driven Engineering Languages and Systems}",
	doi           = "10.1007/978-3-540-75209-7_42",
	editor        = "Gregor Engels and Bill Opdyke and Douglas C. Schmidt and Frank Weil",
	isbn          = "978-3-540-75208-0",
	pages         = "620--634",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Formally Defining a Graphical Language for Monitoring and Checking Object Interactions}",
	volume        = 4735,
	year          = 2007,
}