A least squares solution for successive intervals assuming unequal standard deviations Harold Gulliksen OriginalPaper Pages: 117 - 139
A rationale for minimizing distortion in personality questionnaire keys Hubert E. Brogden OriginalPaper Pages: 141 - 148
Note on “A Table for the Rapid Determination of the Tetrachoric Correlation Coefficient” Melvin D. Davidoff OriginalPaper Pages: 163 - 164