Evaristo Colomina, Burkhardt Funk,Peter Niemeyer, Hans-Jürgen Scheruhn, Stefan Weidner, “Modelling and Implementing Business Processes in Distributed Systems: An International Case Study,” Proceedings of the 13th International Business Information Management Association (IBIMA), ISBN: 978-0-9821489-2-1, 9-10 November 2009, Marrakech, Morocco, p.638-647.

Gamal Kassem and Claus Rautenstrauch, “Problem of Tracing Workflow Instances in ERP-Systems,” Proceedings of the 4th International Business Information Management Association (IBIMA), ISBN: 978-0-9753393-3-6, 5- 7 July 2005, Lisbon, Portugal, p.123-131.