@inproceedings{TOOLS-USA-1998-Wuyts,
	author        = "Roel Wuyts",
	booktitle     = "{Proceedings of the 26th International Conference on Technology of Object-Oriented Languages and Systems}",
	doi           = "10.1109/TOOLS.1998.711007",
	isbn          = "0-8186-8482-8",
	pages         = "112--124",
	publisher     = "{IEEE Computer Society}",
	title         = "{Declarative Reasoning about the Structure of Object-Oriented Systems}",
	year          = 1998,
}