Messier 87: Forskelle mellem versioner
Content deleted Content added
m bot: ret månedsnavn i dato |
|||
Linje 10:
{{reflist|refs=
<ref name=localuniverse_1>{{cite web |url=https://www.strw.leidenuniv.nl/IAU-H/localuniverse.php |title=The Local Universe |website= International Astronomical Union Division H |publisher=University of Leiden |accessdate=1.
<ref name=localuniverse_2>{{cite journal |author=Courtois, H. M. |author2=Pomarède, D. |author3=Tully, R. B. |author4=Hoffman, Y. |author5=Courtois, D. |display-authors=3 |date=August 2013 |title=Cosmography of the Local Universe |journal=[[The Astronomical Journal]] |volume=146 |number=3 |pages=69 |arxiv=1306.0091 |bibcode=2013AJ....146...69C |doi=10.1088/0004-6256/146/3/69}}</ref>
<ref name=localuniverse_3>{{cite web |url=http://www.astro.wisc.edu/our-science/research-areas/extragalactic-astronomy/local-universe/ |title=Local Universe |website=Department of Astronomy, University of Wisconsin-Madison |publisher=University of Wisconsin-Madison |accessdate=1.
<ref name=AJL875-1>{{cite web |url=https://iopscience.iop.org/journal/2041-8205 |title=First M87 Event Horizon Telescope Results|website=The Astrophysical Journal Letters – IOPscience|date=10.
<ref name="EHT4">{{cite journal |last1=The Event Horizon Telescope Collaboration |title=First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole |journal=The Astrophysical Journal |date=10.
}}
| |||