PK 002+02 A , the SIMBAD biblio

1992A&AS...95..337T - Astron. Astrophys., Suppl. Ser., 95, 337-354 (1992)

The extinction constants for galactic planetary nebulae.

TYLENDA R., ACKER A., STENHOLM B. and KOEPPEN J.

Journal keyword(s):

Simbad objects: 925

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