P. L. Churcher

Properly designed underbalanced drilling fluids can limit formation damage

D. B. Bennion, R. F. Bietz, P. L. Churcher, 1996 .

Rock Properties of Berea Sandstone, Baker Dolomite, and Indiana Limestone

P. L. Churcher, L. Schramm, J. Shaw, 1991 .

Actual Versus Predicted Horizontal Well Performance, Weyburn Unit, S. E. Saskatchewan

A. C. Edmunds, P. L. Churcher, T. J. Mullane, 1996 .