The Colour of Stars // Australia Telescope, Outreach and Education. Commonwealth Scientific and Industrial Research Organisation, 21 декември 2004. Архивиран от оригинала на 2020-02-06. Посетен на 16 януари 2012.
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The Colour of Stars // Australia Telescope, Outreach and Education. Commonwealth Scientific and Industrial Research Organisation, 21 декември 2004. Архивиран от оригинала на 2020-02-06. Посетен на 16 януари 2012.
