1. “Speciationof Arsenic Compounds in Water Supplies,” EPA-600/1–82–010 (1982).
2. “Influence of Chemical Species on Subsurface Arsenic Contamination,” Paper presented at the Conference of National Well Water Assoc., Houston, TX (July, 1984).
3. “Man's Perturbation of the Arsenic Cycle,” in Arsenic, and , Eds., Van Nostrand Reinhold Co., New York (1983).