Absolute Extreme-Ultraviolet Solar Spectral Irradiance Monitor Smith, Peter L. ; Parkinson, W. H. ; Kuhne, Michael ; Huber, Martin C. E. ; Kock, Manfred Abstract Publication: Space Optics for Astrophysics and Earth and Planetary Remote Sensing Pub Date: 1988 Bibcode: 1988soae.conf..104S