New groups of planetary nebulae with peculiar dust chemistry towards the Galactic bulge *

Authors: S. K. Górny, J. V. Perea-Calderón, D. A. García-Hernández, P. García-Lario and R. Szczerba.<br />Astronomy and Astrophysics Vol. 516 , page A39<br />Published online: 24/06/2010<br />
Keywords:
planetary nebulae: general ; Galaxy: bulge ; infrared: stars ; stars: Wolf-Rayet .

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