1. Scattered radiation in the atmosphere and the natural aerosol;Bullrich,1964
2. Solar and Terrestrial Radiation: Methods and Measurements;Coulson,1975
3. Access to solar radiation data;Himberger,1974
4. The “so-called” Parson's black problem with old-style Eppley pyranometers;Flowers,1974
5. Comments on the quality of the NWS pyranometer network data from 1954 to the present;Hanson,1974