@misc{misce2c5d240,
title   = {Chemical abundances and kinematic properties of a planetary nebulae sample towards the galactic bulge},
author = {Escudero, A V and Costa, Roberto Dell'Aglio Dias da},
year = {2002},
booktitle   = {Reunión Regional Latinoamericana de Astronomía Unión Astronómica Internacional}
}