@inproceedings{ICRE-2000-Parnas,
	author        = "David Lorge Parnas",
	booktitle     = "{Proceedings of the Fourth International Conference on Requirements Engineering}",
	doi           = "10.1109/ICRE.2000.855594",
	isbn          = "0-7695-0565-1",
	pages         = "81--84",
	publisher     = "{IEEE Computer Society}",
	title         = "{Requirements Documentation: Why a Formal Basis is Essential}",
	year          = 2000,
}