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Helsinki University Observatory (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Helsinki University Observatory" in English language version.

refsWebsite
Global rank English rank
2books.google.com
3rd place
3rd place

books.google.com

  • Kent, Neil (2014-07-30). Helsinki: A Cultural History. Interlink Publishing. ISBN 978-1-62371-060-6.
  • Corbin, Brenda G.; Bryson, Elizabeth P.; Wolf, Marek (2003). Library and Information Services in Astronomy IV (LISA IV): Proceedings of a Conference Held at Charles University, Prague, Czech Republic, July 2-5, 2002. U.S. Naval Observatory. pp. 331–332.