@inproceedings {CSCS2002,
	title = {A Pattern-Based Constraint Language for Metamodels},
	booktitle = {Proc. CSCS 2002: The Third Conference of PhD Students in Computer Science},
	year = {2002},
	month = {July 1{\textendash}4},
	pages = {109},
	address = {Szeged, Hungary},
	author = {D{\'a}niel Varr{\'o}},
	editor = {Tibor Csendes}
}
