G. A. Dinwiddie

Geologic and hydrologic considerations for various concepts of high-level radioactive waste disposal in conterminous United States

J. E. Weir, E. B. Ekren, G. A. Dinwiddie, 1974 .

The regional aquifer system underlying the Northern Great Plains in parts of Montana, North Dakota, South Dakota, and Wyoming; summary

G. A. Dinwiddie, G. Dinwiddie, J. S. Downey, 1988 .