The Astrophysical Journal · 1959 · 17 citations · 0 references
Natural SciencesAstronomyPhysicsOpticsPlanetary AstronomyPlanetary ScienceAtmospheric OpticsSolar RadiationSolar Ultraviolet EmissionUltraviolet Background RadiationUltraviolet InstrumentationUltraviolet SpectroscopyPlanetary Reflectance SpectrumUltraviolet Absorption LinesUltraviolet Solar Radiation