(2009). Eyes on the skies: 400 years of telescopic discovery / [Govert Schilling, Lars Christensen].
Chicago-čujuhus (17. p.)Eyes on the Skies: 400 Years of Telescopic Discovery / [Govert Schilling, Lars Christensen]. 2009.
MLA-čujuhus (9. p.)Eyes on the Skies: 400 Years of Telescopic Discovery / [Govert Schilling, Lars Christensen]. 2009.
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