1. ANDERSON, T.W., 1958, An introduction to multivariate statistical analysis; John Wiley, New York.
2. BEAUCHAMP, J.J., BEGOVICH, C.L., KANE, Y.E. and WOLF, D.A., 1980, Application of Discriminant Analysis and generalized distance measures to uranium exploration; Jour. Math. Geol., V.12, pp.539–558.
3. BECKMAN, R.J. and JOHNSON, M.E., 1981, A ranking procedure for “partial” Discriminant Analysis; Jour. Amer. Stat. Assoc, V.76, pp.671–675.
4. BOTBOL, J.M., 1971, An application of Characteristic Analysis to mineral exploration, in Decision-making in the Mineral Industry; Can. Inst. Min. and Metal., Spec. V.12, pp.92–99.
5. BOTBOL, J.M., 1971, CHARAN, a FORTRAN IV Programme for Characteristic Analysis.