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1994ApJ...436L..31P - Astrophys. J., 436, L31-L34 (1994/November-3)
Rapid X-ray spectral variability in NGC 3227.
PTAK A., YAQOOB T., SERLEMITSOS P.J., MUSHOTZKY R. and OTANI C.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Galaxies: Seyfert - Galaxies: Individual NGC Number: NGC 3227 - X-Rays: Galaxies
Simbad objects: 5
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