Bi Sheng (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Bi Sheng" in English language version.

refsWebsite

Global rank English rank

1books.google.com

3^rd place

3^rd place

167^th place

198^th place

books.google.com

Needham, Joseph; Tsien, Tsuen-hsuin, eds. (1985). Science and Civilisation in China, Volume 5: Chemistry and Chemical Technology, Part 1: Paper and printing. Vol. V:1. Cambridge: Cambridge University Press. pp. 201–202. ISBN 978-0-521-08690-5.

usgs.gov

planetarynames.wr.usgs.gov

Blue, Jennifer (July 25, 2007). "Gazetteer of Planetary Nomenclature". USGS. Retrieved 2007-08-05.