Incentives for tertiary enhanced recovery techniques : crude oil production : hearing before the Committee on Energy and Natural Resources, United States Senate, Ninety-fifth Congress, second session on S. 2623 and S. 2999, July 17, 1978.
United States.Congress.Senate.Committee on Energy and Natural Resources.
Washington : U. S. Govt. Print. Off.,
1978.
"Publication no. 95-155."