W. S. Keys

Completion Report for Contracts AT(10-1)-1054, AT(10-1)-1122 : Drilling, Casing and Cementing Observation Wells at the National Reactor Testing Station, Idaho

W. S. Keys, 1963 .

Stress Determination by Hydraulic Fracturing in Subsurface Waste Injection

J. D. Bredehoeft, W. S. Keys, R. G. Wolff, 1975 .

Hydraulic fracturing to determine the regional in situ stress field, Piceance Basin, Colorado

W. S. Keys, R. G. Wolff, Eugene Shuter, 1976 .