1. Linear Probability, Logit, and Probit Models. Series: Quantitative Applications in the Social Sciences;Aldrich,1984
2. FieldSpec™ User's guide;Analytical Spectral Devices Inc.,1997
3. Near infrared analysis (NIRA) as a rapid method to simultaneously evaluate several soil properties;Ben-Dor;Soil Science Society of America Journal,1995
4. Soil reflectance;Ben-Dor,1999
5. Bilmes, J.A., 1998. A gentle tutorial of the EM algorithm and its application to parameter estimation for Gaussian mixture and hidden Markov models. International Computer Science Institute, Berkeley CA, and Computer Science Division, Department of Engineering and Computer Science, U.C. Berkeley. 15 pp.