«The History of SAP Building on a track record of innovation» [La historia de SAP Basándonos en una trayectoria de innovación](en inglés). Consultado el 28 de mayo de 2025. «Overview of our history
The Early Years
On April 1, 1972, five former IBM employees - Dietmar Hopp, Hasso Plattner, Claus Wellenreuther, Klaus Tschira, and Hans-Werner Hector - started the company SystemAnalyse Programmentwicklung (System Analysis Program Development). Their idea was to create standard enterprise software that integrated all business processes and enabled data processing in real time.»