NGC_90
NGC_90
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NGC_90Liên quan
Tài liệu tham khảo
WikiPedia: NGC_90 http://cseligman.com/text/atlas/ngc0a.htm#90 http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsear... http://adsabs.harvard.edu/cgi-bin/nph-bib_query?db... //doi.org/10.1086%2F498708 https://ui.adsabs.harvard.edu/abs/2006AJ....131.11... https://commons.wikimedia.org/wiki/Arp_65?uselang=...