@inproceedings{SEFM-2008-FranzleH,
	author        = "Martin Fränzle and Michael R. Hansen",
	booktitle     = "{Proceedings of the Sixth IEEE International Conference on Software Engineering and Formal Methods}",
	doi           = "10.1109/SEFM.2008.26",
	isbn          = "978-0-7695-3437-4",
	pages         = "63--72",
	publisher     = "{IEEE Computer Society}",
	title         = "{Efficient Model Checking for Duration Calculus Based on Branching-Time Approximations}",
	year          = 2008,
}