Rao, U. G. ., F. . CHAND, C. . Agnihotri, and N. . Jauhari. “A Modified Satellite Cloud Picture Recoder for Reception of APT Picture from NOAA Saeliites”. MAUSAM, vol. 28, no. 2, Apr. 1977, pp. 258-60, doi:10.54302/mausam.v28i2.2701.