1. BATTAN, L. J., and REITAN, C. H. 1957: Droplet size measurements in convective clouds. Artificial Stimu-lation of Rain, Pergamon Press, pp. 184–191.
2. A cloud-droplet sampler for use on aircraft
3. The Micro-structure of Cumuli in Maritime and Continental Air
4. SQUIRES, P. 1958 b: The microstructure and colloidal stability of warm clouds, Part II: The causes of the variations in microstructure. Tellus It), pp. 262–271.