1. 1R. R. Bahadur (1961 ). A representation of the joint distribution of responses tondichotomous items . InStudies in item analysis and prediction, (ed. H. Solomon), 158-168. Stanford Mathematical Studies in the Social Sciences VI. Stanford University Press, Stanford, CA.
2. Goodness-of-Fit Tests for GEE Modeling with Binary Responses
3. 4P. J. Diggle, K.Y. Liang, and S. L. Zeger (1994 ).Analysis of longitudinal data. Oxford University Press, Oxford.