Counting board (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Counting board" in English language version.

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books.google.com

William A. Goddard III, Donald Brenner, Sergey Edward Lyshevski, Gerald J Iafrate. Handbook of Nanoscience, Engineering, and Technology. CRC Press. 2002. p. 6-PA3. ISBN 978-1-4200-4062-3.

jstor.org

Oliver, Jack (1997). "Calculations in Medieval Europe". Mathematics in School. 26 (3): 12–14. ISSN 0305-7259.

ju.edu

users.ju.edu

"Ancient Counting Boards". Archived from the original on 2008-01-03. Retrieved 2008-04-01.

kartsci.org

"History of Abacus and Ancient Computing". KASS. Retrieved 2024-11-26.

medium.com

Poccia, Danilo (June 26, 2023). "Roman counting boards". Chronicles of computation. Retrieved 2024-09-04.

torontomu.ca

ee.torontomu.ca

Fernandes, Luis (January 11, 2015). "The Abacus: A Brief History". Retrieved 2024-09-04.

web.archive.org

"Ancient Counting Boards". Archived from the original on 2008-01-03. Retrieved 2008-04-01.

worldcat.org

search.worldcat.org

Oliver, Jack (1997). "Calculations in Medieval Europe". Mathematics in School. 26 (3): 12–14. ISSN 0305-7259.