Orbiting Solar Observatory 2 (Polish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Orbiting Solar Observatory 2" in Polish language version.

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doi.org

Serge Koutchmy. "Space-borne coronagraphy". „Space Science Review”. 47 (1-2). s. 95-143. DOI: 10.1007/BF00223238.
Richard Tousey. Some Results of Twenty Years of Extreme Ultraviolet Solar Research. „Astrophysical Journal”, s. 239-52, 08-1967. Harvard-Smithsonian Center for Astrophysics. DOI: 10.1086/149249.