Validation of precipitation management by seeding winter orographic clouds in the Colorado River basin [microform] : a program to demonstrate that properly conducted winter cloud seeding can significantly enhance mountain snowfall / by Arlin B. Super, John C. Lease, Jack T. McPartland
原資料の出版事項: Denver, Colo. : Water Augmentation Group, Research and Laboratory Services Division, Denver Office, U.S. Dept. of the Interior, Bureau of Reclamation, [1993]