Author
Geological Survey (U.S.)
6
Conybeare, C. E. B.
2
Petroleum Information Corporation
2
Ryder, Robert T.
2
United States. Department of Energy
2
Chafin, Daniel T.
1
Haught, Oscar L.
1
Johnson, Ronald C. 1950-
1
Kentucky Geological Survey
1
Nuccio, Vito F.
1
Pawlewicz, M. J.
1
Railroad Commission of Texas
1
Ritzma, Howard R.
1
Schwalb, Howard R.
1
ScienceDirect (Online service)
1
Sutton, Donald G.
1
Swezey, C.
1
Teller, Ralph W.
1
West Virginia Geological and Economic Survey
1
Wilson, Edward Norman
1