@inproceedings{ICRE-1994-Eckert,
	author        = "Gabriel Eckert",
	booktitle     = "{Proceedings of the First International Conference on Requirements Engineering}",
	doi           = "10.1109/ICRE.1994.292406",
	isbn          = "0-8186-5480-5",
	pages         = "32--39",
	publisher     = "{IEEE}",
	title         = "{Types, classes and collections in object-oriented analysis}",
	year          = 1994,
}