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Compact matrix expressions for generalized Wald tests of equality of moment vectors
Satorra, Albert, (1995)
The algebraic equality of two asymptotic tests for the hypothesis that a normal distribution has a specified correlation matrix
Neudecker, Heinz, (1995)
Least-Squares Approximation of Off-Diagonal Elements of a Variance Matrix in the Context of Factor Analysis
Satorra, Albert, (1997)