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INCITS/ISO/IEC TR 20000-4:2010 (2018)
Information Technology -- Service Management -- Part 4: Process Reference Model
The purpose of ISO/IEC TR 20000-4:2010 is to facilitate the development of a process assessment model according to ISO/IEC 15504 process assessment principles. ISO/IEC 15504-1 describes the concepts and terminology used for process assessment. ISO/IEC 15504-2 describes the requirements for the conduct of an assessment and a measurement scale for assessing process capability.
InterNational Committee for Information Technology Standards [incits]