- SAP R/3 System Administration
German title: SAP R/3 Systemadministration
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- SAP Performance Optimization Guide
German title: SAP Performanceoptimierung
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- SAP Change and Transport Management
German title: SAP Änderungs- und Transportmanagement
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- SAP Security and Authorizations
German title: Sicherheit und Berechtigungen in SAP-Systemen