Siegmund, O. H. UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XXII. SPIE Digital Library.
Chicago Style (17. basım) AtıfSiegmund, Oswald H. UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XXII. SPIE Digital Library.
MLA (8th ed.) AtıfSiegmund, Oswald H. UV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XXII. SPIE Digital Library.
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