1. G. W. JOHNSON and G. H. HIGGINS, “Engineering Applications of Nuclear Explosives: Project Plowshare,” UCRL-7634, p. 49, Lawrence Radiation Laboratory (1964).
2. TELLER, TALLEY, HIGGINS, and JOHNSON, “The Constructive uses of Nuclear Explosives,” McGraw Hill, New York (1968).
3. On scaling dimensions of craters produced by buried explosives
4. Computer calculations of explosion-produced craters
5. T. V. CRAWFORD, “Predicting and Sampling Nuclear Clouds from the Viewpoint of Diffusion Theory,” UCRL-14983, Lawrence Radiation Laboratory (1966).