COBE's FIRAS: Update on Refining Measurements of the Cosmic Microwave Background Radiation Spectrum Cheng, E. S. ; Mather, J. C. ; Shafer, R. A. ; Fixsen, D. J. ; Eplee, R. E., Jr. ; Isaacman, R. B. ; Read, S. ; Meyer, S. S. ; Weiss, R. Abstract Publication: Bulletin of the American Astronomical Society Pub Date: March 1991 Bibcode: 1991BAAS...23..896C