1. A duality theorem for a convex programming problem in order complete vector lattices;Zowe;Journal of Mathematical Analysis and Applications,1975
2. The saddle point theorem of Kuhn and Tucker in ordered vector spaces;Zowe;Journal of Mathematical Analysis and Applications,1977
3. The relevance of duality in multiple objective linear programming;Isermann;TIMS Studies in the Management Sciences,1977
4. On some relations between a dual pair of multiple objective linear programs;Isermann;Zeitschrift für Operations Research,1978
5. Optimization by Vector Space Methods;Luenberger,1969