Free Imperial City of Ulm (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Free Imperial City of Ulm" in English language version.

refsWebsite

Global rank English rank

1britannica.com

40^th place

58^th place

1wikisource.org

27^th place

51^st place

britannica.com

Ulm. 2012. Encyclopædia Britannica Online. Retrieved 19 June 2012, from http://www.britannica.com/EBchecked/topic/613251/Ulm

wikisource.org

en.wikisource.org

Chisholm, Hugh, ed. (1911). "Ulm" . Encyclopædia Britannica. Vol. 27 (11th ed.). Cambridge University Press. p. 567.