| Carbon isotope variation in mid-continent "Ordovician-type" oils, relationship to a major Middle Ordovician carbon isotope shift, (abstr.) |
Hatch, J.R.; Jacobson, S.R.; Witzke, B.J.; Anders, D.E.; Watney, W.L.; and Newell, K.D. |
American Association of Petroleum Geologists, Bulletin vol. 69, no. 5, p. 851 |
1985 |
N/A
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| Possible late Middle Ordovician organic carbon isotope excursion; evidence from Ordovician oils and hydrocarbon source rocks, mid-continent and east-central United States |
Hatch, J.R.; Jacobson, S.R.; Witzke, B.J.; Risatti, J.B.; Anders, D.E.; Watney, W.L.; Newell, K.D.; and Vuletich, A.K. |
American Association of Petroleum Geologists, Bulletin vol. 71, no. 11, pp. 1342-1354 |
1987 |
N/A
|