Bernstein, I.H., & Teng, G. (1989). Factoring items and factoring scales are different: Spurious evidence for multidimensionality due to item categorization. Psychological Bulletin, 105, 467-477.
2.
Bock, R.D., & Aitkin, M. (1981). Marginal maximum likelihood estimation of item parameters: An application of an EM algorithm. Psychometrika , 46, 443-459.
3.
Brown, M.B., & Benedetti, J. (1977). On the mean and variance of the tetrachoric correlation coefficient. Psychometrika, 42, 347-355.
4.
Divgi, D.R. (1979). Calculation of the tetrachoric correlation coefficient . Psychometrika, 44, 169-172.
5.
Fraser, C. (1986). NOHARM: An IBM PC computer program for fitting both unidimensional and multidimensional normal ogive models of latent trait theory. Armindale, New South Wales, Australia: The University of New England, Center for Behavioral Studies.
6.
Jöreskog, K.G., & Sörbom, D. (1989). LISREL 7: A guide to the program and applications . Chicago: SPSS.
Mislevy, R.J. (1986). Recent developments in the factor analysis of categorical variables. Journal of Educational Statistics, 11, 3-31.
9.
Muthén, B. (1987). LISCOMP: Analysis of linear structural equations with a comprehensive measurement model. Chicago: Scientific Software.
10.
Olsson, U. (1979). Maximum likelihood estimation of the polychoric correlation coefficient. Psychometrika, 44, 443-460.
11.
Schilling, S. (1993, June). Advances in full information item factor analysis using the Gibbs sampler. Paper presented at the 1993 meeting of the Psychometric Society, Berkeley CA.
12.
Wilson, D., Wood, R., & Gibbons, R.D. (1984). TESTFACT: Test scoring, item statistics, and item factor analysis. Mooresville IN: Scientific Software.