@inproceedings{instance273,
	 title = {{Data Integration — Problems, Approaches, and Perspectives.}},
	 author = {Patrick Ziegler and Klaus Dittrich},
	 year = {2007},
	 publisher = {Springer},
	 pages = {39–58.},
	 booktitle = {Conceptual Modelling in Information Systems Engineering},
	 group = {dbtg},
	 Date-Added = {2026-08-02 18:39:36},
	 Date-Modified = {2026-08-02 18:54:22}
}