Blekke, T.L., Einstein, H.H., and Mason, R.E. (1976). State of the Art Review on Shotcrete: Final Report. U.S. Army Engineer Waterways Experiment Station, Contract Report S-76-4, 119 pages, June 1976. Prepared for Office of Chief of Engineers, U.S. Army, Washington, D.C., under Contract no. DACA 39-74-M-0371 and DACA 39-75-M-0082. UNT Digital Library