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Non-return-to-zero (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Non-return-to-zero" in English language version.

refsWebsite
Global rank English rank
1ibm-1401.info
low place
low place
1ghostarchive.org
32nd place
21st place
1espacenet.com
800th place
676th place
1ip.com
low place
low place

espacenet.com

worldwide.espacenet.com

  • US 2774646, Phelps, Bryon E., "Magnetic recording method", published 1956-12-18, assigned to IBM  [1] (See also: DE950858C)

ghostarchive.org

  • IBM 729 II, IV, V, VI Magnetic Tape Units (PDF) (223-6988 ed.). 1962. p. 7. Archived (PDF) from the original on 2022-10-09. Retrieved 12 February 2018.

ibm-1401.info

  • IBM 729 II, IV, V, VI Magnetic Tape Units (PDF) (223-6988 ed.). 1962. p. 7. Archived (PDF) from the original on 2022-10-09. Retrieved 12 February 2018.

ip.com

  • US 2774646, Phelps, Bryon E., "Magnetic recording method", published 1956-12-18, assigned to IBM  [1] (See also: DE950858C)