"The Computer Directory 1956"(PDF). Bitsavers. Computers and Automation. June 1956. p. 21. Archived(PDF) from the original on November 14, 2022. Retrieved February 15, 2024.
"The Univac Air Lines Reservations System: A Special-Purpose Application of a General-Purpose Computer". Papers and discussions presented at the December 3–5, 1958, eastern joint computer conference: Modern computers: objectives, designs, applications. December 3, 1958. pp. 152–156. doi:10.1145/1458043.1458075.
McAvoy, R. A. (December 9, 1957). "Reservations Communications Utilizing a General Purpose Digital Computer". Papers and discussions presented at the December 9–13, 1957, eastern joint computer conference: Computers with deadlines to meet. pp. 178–183. doi:10.1145/1457720.1457753.
Lewis, Arthur M. (November 1977). "From Brewerytown to Sperry Rand". SPAN. U.S. Embassy New Delhi. Archived from the original on February 16, 2024. Retrieved February 16, 2024.
"The Computer Directory 1956"(PDF). Bitsavers. Computers and Automation. June 1956. p. 21. Archived(PDF) from the original on November 14, 2022. Retrieved February 15, 2024.
Lewis, Arthur M. (November 1977). "From Brewerytown to Sperry Rand". SPAN. U.S. Embassy New Delhi. Archived from the original on February 16, 2024. Retrieved February 16, 2024.