Analysis of information sources in references of the Wikipedia article "Mainframe computer" in English language version.
Much of the early development in the time-sharing field took place on university campuses.8 Notable examples are the CTSS (Compatible Time-Sharing System) at MIT, which was the first general purpose time-sharing system...
Between October 2001 and September 2005, the IRS' mainframe computer disk storage capacity increased from 79 terabytes to 168.5 terabytes.
Between October 2001 and September 2005, the IRS' mainframe computer disk storage capacity increased from 79 terabytes to 168.5 terabytes.