Sivkov, S. I. (1971). Computation of solar radiation characteristics. Israel Program for Scientific Translations; [available from the U.S. Dept. of Commerce, National Technical Information Service, Springfield, Va.].

Sivkov, S. I. Computation of Solar Radiation Characteristics. Jerusalem: Israel Program for Scientific Translations; [available from the U.S. Dept. of Commerce, National Technical Information Service, Springfield, Va.], 1971.

Sivkov, S. I. Computation of Solar Radiation Characteristics. Israel Program for Scientific Translations; [available from the U.S. Dept. of Commerce, National Technical Information Service, Springfield, Va.], 1971.