Nature Physical Science · 1971 · 23 citations · 1 references
Natural SciencesAstronomyPhysicsAstrophysicsObservational AstronomyX-ray AstronomyExtragalactic X-ray SourcesHigh-energy Astrophysical SourcesX-ray BinariesX-ray DetectionX-ray Source CatalogsX-ray SpectroscopyAstronomical X-ray DetectionSoft X-ray AstronomySoft X-ray BackgroundSoft X-ray SpectroscopyX-ray Source Classification
1
Detection of X-Rays from the Seyfert Galaxies NGC 1275 and NGC 4151 BY the UHURU Satellite
H. Gursky, E. Kellogg, C. Leong et al. · The Astrophysical Journal · 1971 · 58 citations
Natural Sciences, Astronomy, Physics +10