Optimized Extraction of MOS Model Parameters. - D. E. Ward; K. Doganis (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 1982)

General Constraint Qualifications in Nondifferentiable Programming. - R. R. Merkovsky; D. E. Ward (Math. Program., 1990)

Dini Derivatives of the Marginal Function of a Non-Lipschitzian Program. - D. E. Ward (SIAM J. Optim., 1996)

Upper Subderivatives and Generalized Gradients of the Marginal Function of a Non-Lipschitzian Program. - D. E. Ward; Gue Myung Lee (Ann. Oper. Res., 2001)

Generalized properly efficient solutions of vector optimization problems. - D. E. Ward; Gue Myung Lee (Math. Methods Oper. Res., 2001)