Nuclear Instruments and Methods in Physics Research · 1983 · 11 citations · 28 references
Natural SciencesAstronomyPhysicsAstrophysicsSpectroscopyHigh-energy Astrophysical SourcesHigh-energy AstrophysicsObservational AstrophysicsBalloon SoundingsBalloon-borne Gamma-ray InstrumentsFrequency-resolved SpectroscopyHigh-energy Spectral Energy Distributions
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Evidence for strong cyclotron line emission in the hard X-ray spectrum of Hercules X-1
J. Truêmper, W. Pietsch, C. Reppin et al. · The Astrophysical Journal · 1978 · 519 citations · Full text
Natural Sciences, Astronomy, Physics +11
C. E. Fichtel, G. A. Simpson, D. J. Thompson · The Astrophysical Journal · 1978 · 206 citations