Ígor Volk (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ígor Volk" in Spanish language version.

refsWebsite

Global rank Spanish rank

1sputniknews.com

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archive.org

Hall, Rex; Shayler, Davide; Vis, Bert (2005). Russia's Cosmonauts: Inside the Yuri Gagarin Training Center. Chichester, UK: Praxis Publishing. pp. 335–6. ISBN 0-387-21894-7.

sputniknews.com

mundo.sputniknews.com

«Muere el legendario cosmonauta soviético Ígor Volk». Sputnik. 3 de enero de 2017. Consultado el 4 de enero de 2017.