247 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "247" in Chinese language version.

Last modified: 13:12:00, 11 December 2022 (UTC)

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Bellos, Alex. The Grapes of Math: How Life Reflects Numbers and Numbers Reflect Life. illus. The Surreal McCoy 1st Simon & Schuster hardcover. N.Y.: Simon & Schuster. June 2014. pp. 238 & 319 (quoting p. 319). ISBN 978-1-4516-4009-0.