Herman Zanstra (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Herman Zanstra" in Catalan language version.

refsWebsite

Global rank Catalan rank

2,678^th place

1,509^th place

167^th place

136^th place

6^th place

29^th place

archive.org

Hockey, Thomas. Biographical Encyclopedia of Astronomers. Springer, 2007, p. 1257–1258. ISBN 978-0-387-31022-0.

knaw.nl

dwc.knaw.nl

«Herman Zanstra (1894 - 1972)». Royal Netherlands Academy of Arts and Sciences. [Consulta: 31 juliol 2015].

usgs.gov

planetarynames.wr.usgs.gov

«Planetary Names: Crater, craters: Zanstra on Moon». IAU. [Consulta: 27 juny 2014].