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| Description |
Oil and gas in Tyumen in the documents.T. 3 / Dementieva N.P. (ed).- 1979. -Treaty Reg.No. 1279 dated December 24, 2018..Electronic copy source: Tyumen INB
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| Description |
Oil and gas in Tyumen in the documents.T. 3 / Dementieva N.P. (ed).- 1979. -Treaty Reg.No. 1279 dated December 24, 2018..Electronic copy source: Tyumen INB
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| Collections |