An altered volcanic ash from the Cretaceous of western Kansas |
Pinkley, G.R.; and Roth, R.I. |
American Association of Petroleum Geologists, Bulletin vol. 12, no. 10, pp. 1015-1022 |
1928 |
N/A
|
Evidence indicating the limits of Triassic in Kansas, Oklahoma, and Texas |
Roth, R.I. |
Journal of Geology vol. 40, no. 8, pp. 688-725 |
1932 |
N/A
|
Evidence indicating the limits of Triassic in Kansas, Oklahoma, and Texas, (abstr.) |
Roth, R.I. |
Tulsa Geological Society, Digest vol. [1], pp. 57-59 |
1933 |
N/A
|
Regional extent of Marmaton and Cherokee Mid-continent Pennsylvanian formations |
Roth, R.I. |
American Association of Petroleum Geologists, Bulletin vol. 14, no. 10, pp. 1249-1278 |
1930 |
N/A
|