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2004AJ....127.3161G - Astron. J., 127, 3161-3167 (2004/June-0)
Markarian 1239: a highly polarized narrow-line Seyfert 1 galaxy with a steep X-ray spectrum and strong ne IX emission.
GRUPE D., MATHUR S. and KOMOSSA S.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Galaxies: Active - Galaxies: Quasars: General - Galaxies: Quasars: Individual: Name: Markarian 1239
Simbad objects: 10
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