Lilla hantelnebulosan (Swedish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Lilla hantelnebulosan" in Swedish language version.

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Philips, J.P. (2002). ”The Distances of Planetary Nebulae: A Scale Based upon Nearby Sources”. Astrophysical Journal Supplement Series 139 (1): sid. 199–217. doi:10.1086/338028.
Ramos-Larios, G.; Phillips, J. P.; Cuesta, L. (2008). ”The visual and mid-infrared properties of the bipolar planetary nebula NGC 650-1”. Monthly Notices of the Royal Astronomical Society 391 (1): sid. 52–62. doi:10.1111/j.1365-2966.2008.13886.x.
Philips, J.P. (2005). ”The distances of highly evolved planetary nebulae”. Monthly Notices of the Royal Astronomical Society 357 (2): sid. 619–625. doi:10.1111/j.1365-2966.2005.08676.x.

”Messier 76”. The SEDS Messier Catalog Webpages. http://messier.obspm.fr/m/m076.html. Läst 25 januari 2010.