Joseph Petzval (French Wikipedia)

Analysis of information sources in references of the Wikipedia article "Joseph Petzval" in French language version.

refsWebsite

Global rank French rank

3,051^st place

182^nd place

google.fr

(en) Leonard Gaunt, The Focal encyclopedia of photography, Université du Michigan, Focal Press, 1969, 1699 p., 132
(en) Michael R. Peres et al., The Concise Focal Encyclopedia of Photography : From the First Photo on Paper to the Digital Revolution, Focal Press, 2007, 310 p. (ISBN 978-0-240-80998-4, lire en ligne), 28