by M. Nour Eddine Rifai, Warren J. Kaufman, David K. Todd ; Sanitary Engineering Research Laboratory and Division of Civil Engineering, University of California, Berkeley
Contract no. 14-06-200-4072, between the University of California and the Bureau of Reclamation, United States Dept. of the Interior ; in partial fulfillment of contract no. AT-11-GEN-10 between the University of California and the United States Atomic Energy Commission.