1. Pattern recognition by means of disjoint principal components models;Wold;Pattern Recognition,1976
2. Principal component analysis;Wold;Chemometrics and Intelligent Laboratory Systems,1987
3. Modern Multidimensional Scaling. Theory and Applications;Borg,1997
4. Applied Multivariate Statistical Analysis;Johnson,1992
5. Pattern recognition by means of disjoint principal components models (SIMCA). Philosophy and methods;Wold,1981