| Published | Article |
|---|---|
| 1989 / 10 / 15 | Gas Royalties and Gas Cost Allowances Categories: Financial, Taxes |
| 1971 / 10 / 24 | World Energy Resources - Their Sovereignty and Distribution Categories: Activity Review, Area Potential |
| 1963 / 11 / 06 | Ontario Production and Reservoir Characteristics and Statistics Categories: Geology, Regional |
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