1. Vitrification darkening in the lunar highlands and identification of the Descartes material at the Apollo 16 site;Adams,1973
2. Planetary reflectance measurements in the region of planetary thermal emission;Clark;Icarus,1979
3. A large scale interactive one-dimensional array processing system;Clark;P.A.S.P.,1980
4. Water frost and ice: The near-infrared reflectance 0.65–2.5 μm;Clark,1980
5. The spectral reflectance of water-mineral mixtures at low temperatures;Clark,1980