@inproceedings{ICMT-2011-AmstelBKP,
	author        = "Marcel van Amstel and Steven Bosems and Ivan Kurtev and Luís Ferreira Pires",
	booktitle     = "{Proceedings of the Fourth International Conference on Theory and Practice of Model Transformations}",
	doi           = "10.1007/978-3-642-21732-6_14",
	editor        = "Jordi Cabot and Eelco Visser",
	isbn          = "978-3-642-21731-9",
	pages         = "198--212",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Performance in Model Transformations: Experiments with ATL and QVT}",
	volume        = 6707,
	year          = 2011,
}