1. Abraham, B., and Chuang, A. (1987). EM-algorithm and the estimation of time series models in the presence of outliers, ASA Proceedings of Business and Economics, Washington, D.C. 459–464
2. Convex programming;Abraham;Econometrica,1961
3. Introduction to Optimization Methods;Adby,1974
4. Consistency of the normal equations via linear duality;Adriano;Comm. Statist.—Simula. Computa,1977
5. Stochastic Approximation and Nonlinear Regression;Albert,1967