1. M. L. Albertson, 1948 Analysis of Evaporation as a Boundary-Layer Phenomenon. Ph.D. Dissertation, University of Iowa, Ames, Iowa.
2. A comparison of performance of five rain-gage installations
3. E. R. Allred, P. W. Manson, G. M. Schwartz, P. Golany, and J. W. Reinke, 1971 Continuation of Studies on the Hydrology of Ponds and Small Lakes. University of Minnesota Agricultural Experiment Station Technical Bulletin 274, 62 pp.
4. E. R. Anderson, 1954, Energy-budget studies . In: Water Loss Investigations-Lake Hefner Studies, Technical Report. U.S. Geological Survey Professional Paper 269, pp.71 -119 .