Preliminary report on the geology of the near-surface coal beds in the Knife River area, North Dakota
1998 ◽
Vol 18
(2)
◽
pp. 272-287
◽
Renee S. Parkhurst
◽
Thomas C. Winter
◽
Donald O. Rosenberry
◽
Alex M. Sturrock
1991 ◽
Vol 14
(1-4)
◽
pp. 105-110
E. Refai
◽
M. Maamoun
◽
M. El-Difrawy
◽
S. Attia
◽
G. Hamada
1999 ◽
Vol 19
(1)
◽
pp. 56-64
◽
John A. Freeland
◽
Jim L. Richardson
◽
Lynn A. Foss
2004 ◽
Vol 24
(3)
◽
pp. 498-513
◽
David I. Stannard
◽
Donald O. Rosenberry
◽
Thomas C. Winter
◽
Renee S. Parkhurst