Anderson, T.W. (1958). An introduction to multivariate statistical analysis . New York: Wiley.
2.
Barten, A.P. (1962). Note on unbiased estimation of the squared multiple correlation coefficients. Statistica Nederlandica, 16, 151-163.
3.
Browne, M.W. (1979). The maximum-likelihood solution in interbattery factor analysis. British Journal of Mathematical and Statistical Psychology, 32, 75-86.
4.
Draper, N.R., & Smith, H. (1966). Applied regression analysis. New York: Wiley.
5.
Huberty, C.J. (1984). Issues in the use and interpretation of discriminant analysis. Psychological Bulletin,95, 156-171.
6.
Jöreskog, K.G. (1967). Some contributions to maximum likelihood factor analysis. Psychometrika, 32, 443-482.
7.
Lawley, D.N., & Maxwell, A.E. (1963). Factor analysis as a statistical method. London: Butterworth.
8.
Olkin, I., & Pratt, J.W. (1958). Unbiased estimation of certain correlation coefficients . Annals of Mathematical Statistics, 29, 201-211.
9.
Timm, N.H. (1975). Multivariate analysis with applications in psychology and education. Monterey: Brooks Cole.