Gas Blau (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gas Blau" in Catalan language version.

refsWebsite

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1,849^th place

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15^th place

1^st place

google.cat

John Bonner; George William Curtis & Henry Mills Alden. Harper's weekly. Harper's Magazine Co., 1908 [Consulta: 3 maig 2012].
Chamber of Commerce journal of Maine, 1913 [Consulta: 3 maig 2012].
Petrescu, Florian Ion; Petrescu, Relly Victoria. The Aviation History (en anglès). Books on Demand, 2012, p. 59. ISBN 3848230771.