@inproceedings{AS-1989-Bjorner,
	author        = "Dines Bjørner",
	booktitle     = "{Proceedings of the Third International Joint Conference on Theory and Practice of Software Development, Volume 2: Advanced Seminar on Foundations of Innovative Software Development}",
	doi           = "10.1007/3-540-50940-2_25",
	isbn          = "3-540-50940-2",
	pages         = "1--35",
	publisher     = "{Springer}",
	title         = "{Towards a Meaning of 'M' in VDM: Specification Methodology Aspects of the Vienna Development Method (Invited Tutorial)}",
	year          = 1989,
}