@article{WRLA-2008-HolzlMW09,
	author        = "Matthias M. Hölzl and Max Meier and Martin Wirsing",
	doi           = "10.1016/j.entcs.2009.05.020",
	journal       = "{Electronic Notes in Theoretical Computer Science}",
	number        = 3,
	pages         = "189--205",
	title         = "{Which Soft Constraints do you Prefer?}",
	volume        = 238,
	year          = 2009,
}