1. Geographical differences in cloud populations;Byers;Archiv für Meteor., Geophys. und Biokl,1955
2. The change in the distribution of drops in a cloud;Das;Indian J. of Meteor. and Geophys,1956
3. On the chemical composition of fog and cloud water;Houghton;J. Meteor,1955
4. The growth of cloud drops in uniformly cooled air;Howell;J. Meteor,1949