@inproceedings{AS-1989-Krieg-Bruckner,
	author        = "Bernd Krieg-Brückner",
	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_26",
	isbn          = "3-540-50940-2",
	pages         = "36--59",
	publisher     = "{Springer}",
	title         = "{Algebraic Specification and Fundamentals for Transformational Program and Meta Program Development}",
	year          = 1989,
}