Variabile PV Telescopii (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Variabile PV Telescopii" in Italian language version.

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harvard.edu

articles.adsabs.harvard.edu

Walker, H. J.; Hill, P. W., Radial velocities for the hydrogen-deficient star HD 168476, several helium-strong and helium-weak stars (PDF), in Astronomy and Astrophysics Supplement Series, vol. 61, 303–311, agosto 1985.
Jeffery, C. S.; Heber, U., The extreme helium star BD-9 deg 4395 (PDF), in Astronomy and Astrophysics, vol. 260, n. 1-2, luglio 1992, pp. 133–150.

konkoly.hu

C. Simon Jeffery, Variable Star Designations for Extreme Helium Stars ^{[collegamento interrotto]}, in Information Bulletin on Variable Stars, vol. 5817, marzo 2008.