1. Note on fuzzy regression
2. Fuzzy nonlinear regression analysis of dose-response relationships
3. B. Lamba, “Performance of Ordinal Logistic Regression Models Under Conditions of Pooling Adjacent Categories,” M.Sc. thesis, Department of Epidemiology and Biostatistics, Faculty of Graduate Studies, University of Western Ontario, London, 1997.
4. D. Dubois, and H. Prade, Fuzzy sets and systems: Theory and applications (Academic Press, New York, 1980).
5. Bias reduction of maximum likelihood estimates