62 citations · 176 across the 13 of their papers we have counts for
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astro-ph2005★ 5 cited
On the most metal-poor PN and its binary central star
R. Napiwotzki, G. Tovmassian, M. G. Richer +5
PN G135.9+55.9 is the most metal-poor PN known in our Galaxy. The central star resides in a short-period binary system with a compact component, probably a white dwarf. We describe…
astro-ph2005★ 4 cited
The Low Excitation Planetary Nebulae HuDo 1 and HuBi 1 and their [WC10] Central Stars
M. Pena
Low- and high-resolution spectra of the planetary nebulae HuDo 1 and HuBi 1, around [WC-late] stars, are analyzed. The objects belong to the galactic disk, with heliocentric radial…