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Äîêóìåíò âçÿò èç êýøà ïîèñêîâîé ìàøèíû. Àäðåñ
îðèãèíàëüíîãî äîêóìåíòà
: http://www.astronomy.com/magazine/sky-this-month/2012/03/an-afternoon-ring--of-fire
Äàòà èçìåíåíèÿ: Unknown Äàòà èíäåêñèðîâàíèÿ: Sun Apr 10 12:13:26 2016 Êîäèðîâêà: ISO8859-5 Ïîèñêîâûå ñëîâà: rings |