Finding efficient points for linear multiple objective programs. - Joseph G. Ecker; Issoufou Kouada (Math. Program., 1975)

Finding all efficient extreme points for multiple objective linear programs. - Joseph G. Ecker; Issoufou Kouada (Math. Program., 1978)

An ellipsoid algorithm for nonlinear programming. - Joseph G. Ecker; Michael Kupferschmid (Math. Program., 1983)

A class of rank-two ellipsoid algorithms for convex programming. - Ahmed Ech-Cherif; Joseph G. Ecker (Math. Program., 1984)

A numerical investigation of rank-two ellipsoid algorithms for nonlinear programming. - Ahmed Ech-Cherif; Joseph G. Ecker; Michael Kupferschmid (Math. Program., 1989)

Performance of Several Optimization Methods on Robot Trajectory Planning Problems. - Joseph G. Ecker; Michael Kupferschmid; Samuel P. Marin (SIAM J. Sci. Comput., 1994)

An application of nonlinear optimization in molecular biology. - Joseph G. Ecker; Michael Kupferschmid; C. E. Lawrence; A. A. Reilly; A. C. H. Scott (Eur. J. Oper. Res., 2002)

Solving nonlinear principal-agent problems using bilevel programming. - Mark Cecchini; Joseph G. Ecker; Michael Kupferschmid; Robert Leitch (Eur. J. Oper. Res., 2013)