1. Box, G.E., Hunter, W.G., and Hunter, S., 1978, Statistics for Experimenters. J. Wiley & Sons, New York.
2. Breiman, L., Friedman, J.H., Olshen, R.A., and Stone, C.J., 1984, Classification and Regression Trees,Wadsworth
3. Brown, R.D. and Martin, Y.C., 1996, Use of Structure-activity data to compare structure-based clustering methods and descriptors for use in compound selection. J. Chem. Inf. Comput. Sei., 36: 572–584.
4. Carhart, R.E., Smith, D.H., Venkataraghavan, R., 1985, Atom pairs as molecular features in structure-activity studies: Definition and applications. J. Chem. Inf. Comput. Sci. 25: 64–73.
5. Hawkins, D.M., 1995, FIRM Formal Inference-based Recursive Modeling. Release 2. University of Minnesota: St. Paul, MN.