35 citations · 48 across the 7 of their papers we have counts for
Showing 2009Show all
2 papers · 1 filter
astro-ph.GA2009★ 2 cited
Planetary nebulae in the inner Milky Way
O. Cavichia, R. D. D. Costa, W. J. Maciel
New abundances of planetary nebulae located towards the bulge of the Galaxy are derived based on observations made at LNA (Brazil). We present accurate abundances of the elements H…
astro-ph.GA2009★ 1 cited
Chemical evolution of the galactic bulge: single and double infall models
R. D. D. Costa, W. J. Maciel, A. V. Escudero
Recent work has produced a wealth of data concerning the chemical evolution of the galactic bulge, both for stars and nebulae. Present theoretical models generally adopt a limited…