John E. Heymer (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "John E. Heymer" in Spanish language version.

refsWebsite
Global rank Spanish rank
3rd place
7th place
36th place
107th place
774th place
654th place

books.google.com

  • John Michell and Robert J.M. Rickard, Unexplained Phenomena: A Rough Guide Special, London: Rough Guides, 2000, ISBN 1-85828-589-5, p. 158.
  • Fortean El tiempo emite 78-83 (1995), p. 40.

independent.co.uk

newscientist.com