1. Management Control Systems;Anthony,2007
2. Arkin, A., 2002. Business Process Modeling Language. www.BPMI.org.
3. ASC_X12, 2009. Accredited Standards Committee (ASC) X12. Retrieved 30 March, 2009 from http://www.x12.org/.
4. AWT, 2006. Opening van Zaken, Beleid voor Open Innovatie. Adviesraad voor Wetenschap en Technologie, Den Haag.
5. Service-Oriented Modeling (SOA): Service Analysis, Design and Architecture;Bell,2008