@inproceedings{TOOLS-USA-1993-Sanders,
	author        = "Peter Sanders",
	booktitle     = "{Proceedings of the 11th International Conference on Technology of Object-Oriented Languages and Systems}",
	isbn          = "0-13-103979-2",
	pages         = "379--388",
	publisher     = "{Prentice Hall}",
	title         = "{A Case Study in Object Oriented Programming: Algebraic Structures in Eiffel}",
	year          = 1993,
}