@inproceedings{inproceedingsb71daf06,
title   = {Mass loss from central stars of planetary nebulae with wc spectrum},
author = {Freitas Pacheco, José Antonio and Costa, Roberto Dell'Aglio Dias da},
year = {1992},
publisher = {Kluwer},
booktitle   = {International Astronomical Union Symposium. theellar Populations of Galaxies}
}