@inproceedings{publication-2707,
	author={Ziegler, Patrick and Dittrich, Klaus R.},
	booktitle={Conceptual Modelling in Information Systems Engineering},
	editor={In, John  Krogstie and Opdahl, Andreas  and Brinkkemper, Sjaak },
	pages={39–58.-39–58.},
	publisher={Springer},
	title={Data Integration — Problems, Approaches, and Perspectives.},
	year=2007,
}