62 citations · 66 across the 3 of their papers we have counts for
3 papers
astro-ph2006★ 1 cited
Galactic Planetary Nebulae with Wolf-Rayet Nuclei III. Kinematical Analysis of a Large Sample of Nebulae
S. Medina, M. Pena, C. Morisset +1
Expansion velocities (Vexp) of different ions and line widths at the base of the lines are measured and analyzed for 24 PNe with [WC]-type nuclei (WRPNe), 9 PNe ionized by WELS (WL…
astro-ph2002★ 3 cited
The extreme Type I planetary nebula M2-52
M. Pena, S. Medina
High-resolution spectrophotometric data of the central zone of the Br-type planetary nebula M2-52 are presented. The nebula has a rich spectrum, with high and low excitation lines.…
astro-ph2001★ 62 cited
Galactic planetary nebulae with Wolf-Rayet nuclei. II. A consistent observational data set
M. Pena, G. Stasinska, S. Medina
We present high resolution spectrophotometric data for 34 galactic planetary nebulae with [WC] nuclei (WRPNe).The sample includes PNe with early and late [WC] stars and some WELS.…