@inproceedings{UML-1997-Strahringer,
	author        = "Susanne Strahringer",
	booktitle     = "{The Unified Modeling Language — Technical Aspects and Applications}",
	isbn          = "3-7908-1105-X",
	pages         = "170--189",
	publisher     = "{Physica-Verlag}",
	title         = "{Ways of Handling and Interpreting Specialization in Object-Oriented Modeling}",
	year          = 1997,
}