Mainframe computer (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mainframe computer" in Simple English language version.

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ibm.com

Ebbers, Mike; O’Brien, W.; Ogden, B. (2006). "Introduction to the New Mainframe: z/OS Basics" (PDF). IBM International Technical Support Organization. Archived from the original (pdf) on 2017-07-02. Retrieved 2007-06-01.

Ebbers, Mike; O’Brien, W.; Ogden, B. (2006). "Introduction to the New Mainframe: z/OS Basics" (PDF). IBM International Technical Support Organization. Archived from the original (pdf) on 2017-07-02. Retrieved 2007-06-01.