@article{GT-VC-2007-Pennemann08,
	author        = "Karl-Heinz Pennemann",
	doi           = "10.1016/j.entcs.2008.04.075",
	journal       = "{Electronic Notes in Theoretical Computer Science}",
	number        = 1,
	pages         = "75--94",
	title         = "{An Algorithm for Approximating the Satisfiability Problem of High-level Conditions}",
	volume        = 213,
	year          = 2008,
}