1. Tritium-hydrologic research: Some results of the U.S. Geological Survey research program;Carlston;Science,1964
2. The pattern of flow in the vicinity of a recharging and discharging pair of wells in an aquifer having areal parallel flow;DeCosta;Intern. Assoc. Sci. Hydrol., Comm. Subterranean Waters,1961
3. Disposal of high-level radioactive liquid wastes in terrestrial pits-a sequel;DeLaguna;Proc. U. N. Intern. Conf. Peaceful Uses Atomic Energy,1958