1. Wood, B. E. McCullough, B. A. Dawson, J. P. and Birkebak, R. C. “Vacuum integrating spheres for measuring cryodeposit reflectances from 0.35 to 15 microns,” AIAA Paper 65-674.
2. Cunningham, Jr. T. M. and Young, R. L. “The radiative properties of carbon dioxide cryodeposits at 77°K,” AEDC-TR-65-271 (April 1966).
3. The diffuse reflecting power of various substrates;Coblentz;Natl. Bur. Std. Bull.,1913
4. Heated cavity reflectometer for angular reflectance measurements;Dunkle,1961
5. Theory of the Integrating sphere;Jacquez;J. Opt. Soc. Am.,1955