The Business Intelligence Competence Centre as an Interface Between It and User Departments in Maintenance and Release Development, Baars, H., Zimmer M., and Kemper H. G. , 17th European Conference on Information Systems, Verona, (2009)

The concept of solution selling: Theoretical considerations and methods, Ahlert, D., Wangenheim F., Kawohl J., and Zimmer M. , Volume 3, Münster, (2008)