E. Blum

An Extension of the Method of Feasible Directions

Werner Oettli, E. Blum, 1974, Optimization Techniques.

Technical Note - Direct Proof of the Existence Theorem for Quadratic Programming

Werner Oettli, E. Blum, 1972, Oper. Res..

An Extension of the Method of Feasible Directions

E. Blum, W. Oettli, 1974 .