1. Bigg, E. K. 1953. The supercooling of water. Ph.D. thesis, Imperial College of Science and Technology, Department of Meteorology, London, England. 170 pp.
2. Hygroscopicity and chemical composition of silver iodide smoke used in cloud seeding experiments;Pena;J. Atmos. Sci.,1967
3. The freezing of supercooled droplets of electrolytic solutions;Pena;J. Atmos. Sci.,1962
4. Donnan, J. A. & Blair, D. N. 1970. Comparison of the nucleation efficiencies of acetone solutions of AgI-NH4I and AgI-NaI. Unpublished paper, 18 pp.
5. Effect of surface charge on ice nucleation by silver iodide;Edwards;Faraday Society, Trans.,1962