@inproceedings{HCI-CCAD-1999-Tielsch,
	author        = "Rainer Tielsch",
	booktitle     = "{Proceedings of the Eighth International Conference on Human-Computer Interaction. Volume 2: Communication, Cooperation, and Application Design}",
	isbn          = "0-8058-3392-7",
	pages         = "1332--1336",
	publisher     = "{Lawrence Erlbaum}",
	title         = "{Call center — interface between companies’ practice and the competence network of safety and health at work in North-Rhine-Westfalia}",
	year          = 1999,
}