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Constantine II of Bulgaria (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Constantine II of Bulgaria" in English language version.

refsWebsite
Global rank English rank
1books.google.com
3rd place
3rd place

books.google.com

  • A Concise History Of Bulgaria, Cambridge Concise Histories, R. J. Crampton, Cambridge University Press, 2005, ISBN 0521616379, p. 28.