Jesse Lipcon (October 1997). "OpenVMS: 20 Years of Renewal". Digital Equipment Corporation. Diarsipkan dari asli tanggal February 17, 2006. Diakses tanggal February 12, 2021.
Jesse Lipcon (October 1997). "OpenVMS: 20 Years of Renewal". Digital Equipment Corporation. Diarsipkan dari asli tanggal February 17, 2006. Diakses tanggal February 12, 2021.