(WASHINGTON STATE ENERGY OFFICE, OLYMPIA, WA (USA)// OREGON STATE DEPT. OF ENERGY, SALEM, OR (USA)// IDAHO DEPT. OF WATER RESOURCES, BOISE, ID (USA)// MONTANA DEPT. OF NATURAL RESOURCES AND CONSERVATION, HELENA, MT (USA))United States. Dept. of Energy(United States. Dept. of Energy)1990.
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