Wheat and chessboard problem (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Wheat and chessboard problem" in English language version.

refsWebsite

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3books.google.com

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1semanticscholar.org

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1britannica.com

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1web.archive.org

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archive.org

Sagan, Carl (1997). Billions and Billions: Thoughts On Life And Death At the Brink Of The Millennium. New York: Ballantine Books. p. 17. ISBN 0-345-37918-7.

bloomberg.com

"A Penny Doubled Every Day for 30 Days = $10.7M" – via www.bloomberg.com.

books.google.com

Tahan, Malba (1993). The Man Who Counted: A Collection of Mathematical Adventures. New York: W.W. Norton & Co. pp. 113–115. ISBN 0393309347. Retrieved 2015-04-05.
Kurzweil, Ray (1999). The Age of Spiritual Machines: When Computers Exceed Human Intelligence. New York: Penguin. p. 37. ISBN 0-670-88217-8. Retrieved 2015-04-06.
Meadows, Donella H., Dennis L. Meadows, Jørgen Randers, and William W. Behrens III (1972). The Limits to Growth, p. 21, at Google Books. New York: University Books. ISBN 0-87663-165-0. Retrieved 2015-04-05.

britannica.com

"Encyclopedia Britannica: Grain, unit of weight". 29 April 2004. Retrieved 2 March 2017.

doi.org

Macdonell, A. A. (1898). "The Origin and Early History of Chess". Journal of the Royal Asiatic Society of Great Britain & Ireland. 30 (1): 117–141. doi:10.1017/S0035869X00146246. S2CID 163963500.

fao.org

faostat3.fao.org

"FAOSTAT". faostat3.fao.org. Archived from the original on 11 January 2019. Retrieved 2 March 2017.

mathforum.org

"Doubling Pennies". Mathforum.org. Retrieved 2017-08-09.

semanticscholar.org

api.semanticscholar.org

Macdonell, A. A. (1898). "The Origin and Early History of Chess". Journal of the Royal Asiatic Society of Great Britain & Ireland. 30 (1): 117–141. doi:10.1017/S0035869X00146246. S2CID 163963500.

statista.com

In the period 2020–21 this was an estimated 772.64 million metric tonnes, "Global Wheat Production Statistics since 1990". Retrieved 2022-05-25.

web.archive.org

"FAOSTAT". faostat3.fao.org. Archived from the original on 11 January 2019. Retrieved 2 March 2017.