13 citations · 21 across the 2 of their papers we have counts for
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astro-ph2008★ 8 cited
Discovery of a [WO] central star in the planetary nebula Th 2-A
W. A. Weidmann, R. Gamen, R. J. Diaz +1
% context About 2500 planetary nebulae are known in our Galaxy but only 224 have central stars with reported spectral types in the Strasbourg-ESO Catalogue of Galactic Planetary Ne…
astro-ph2005
The Spatial Orientation of Planetary Nebulae Within the Milky Way
Walter A. Weidmann, Ruben J. Diaz
We analyze the spatial orientation of a homogenous sample of 440 elongated Planetary Nebulae (PNe) in order to determine the orientation of their apparent major axis respect to the…