1. L. G. Kachurin, Physical Fundamentals of the Influence on Atmospheric Processes (Gidrometeoizdat, Leningrad, 1990) [in Russian].
2. B. J. Mason, The Physics of Clouds (Gidrometeoizdat, Leningrad, 1961) [in Russian].
3. V. V. Chukin, Physical Properties of Atmosphere. Function Library of Meteo 19.09.2005 (Sistema, St. Petersburg, 2005) [in Russian].
4. A. K. Bertram, T. Koop, and L. T. Molina, “Ice Formation in (NH4)2SO4-H2O Particles,” J. Phys. Chemistry A. (2000).
5. E. K. Bigg, “The Supercooling of Water,” Proc. Phys. Soc., No. 8, B66 (1953).