Spectra and Sky Maps from the COBE Far Infrared Spectraphotometer (FIRAS) Mather, J. C. ; Cheng, E. S. ; Shafer, R. A. ; Wright, E. L. ; Meyer, S. S. ; Weiss, R. ; Fixsen, D. J. ; Eplee, R. E. ; Isaacman, R. B. ; Read, S. M. Abstract Publication: Bulletin of the American Astronomical Society Pub Date: September 1990 Bibcode: 1990BAAS...22.1216M