外部連結
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- [https://web.archive.org/web/20110722021432/http://blackholes.stardate.org/directory/factsheet.php?p=M77 "StarDate: M77 Fact Sheet"]
- [http://messier.seds.org/m/m077.html Spiral Galaxy M77 @ SEDS Messier pages]
- [http://www.vlba.nrao.edu/imgmonth/N1068/ VLBA image of the month: radio continuum and water masers of NGC 1068]
- [https://web.archive.org/web/20050306093230/http://www.eso.org/outreach/press-rel/pr-2004/pr-10-04.html Press release about VLTI observations of NGC 1068]
- [http://www.eso.org/public/unitedkingdom/news/eso1720/?lang ESO:Dazzling Spiral with an Active Heart] incl. Potos & Animation
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