1. A. E. Lewis and R. L. Braun.Trans. SME-AIME, 1973, vol. 245 pp. 217–24
2. R. L. Braun, A. E. Lewis, and M. E. Wadsworth:Metall. Trans. 1974, vol. 5, pp. 1717–26.
3. U. S. Energy Research and Development Administration, Kennecott Copper Corporation and Lawrence Livermore Laboratory:In Situ Leaching of a Nuclear Rubblized Ore Body, 1975, vols. 1 and 2.
4. D. L. Leach and R. L. Braun:Trans. SME-AIME, 1976, vol. 260 pp. 41–48.
5. L. E. Murr:Mineral Sci. Eng., 1980, vol. 12, pp. 121–89.