Ammasso aperto: differenze tra le versioni
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Recupero di 1 fonte/i e segnalazione di 0 link interrotto/i. #IABot (v2.0beta2) |
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Riga 174:
* {{cita web|http://www.peripatus.gen.nz/Astronomy/OpeClu.html|A general overview of open clusters|lingua=en}}
* {{cita web|http://www.armandocaussade.com/astronomy/open_and_globular.html|Open and globular clusters overview|lingua=en}}
* {{cita web|1=http://zebu.uoregon.edu/~soper/Stars/movingcluster.html|2=The moving cluster method|lingua=en|accesso=8 aprile 2005|urlarchivio=https://web.archive.org/web/20050408171117/http://zebu.uoregon.edu/~soper/Stars/movingcluster.html|dataarchivio=8 aprile 2005|urlmorto=sì}}
* {{cita web|http://www.nightskyinfo.com/open_clusters|Open Clusters - Information and amateur observations|lingua=en}}
* {{cita web|http://www.space-and-telescope.com/MessierObjects.aspx|Clickable table of Messier objects including open clusters|lingua=en}}
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