1. Polyhedral neopolarities;Araoz-Durand,1973
2. Extensions of subadditive functions used in cutting plane theory;Blair,1974
3. The value function of a mixed integer program: I;Blair;Discrete Math.,1977
4. The value function of a mixed integer program: II;Blair;Discrete Math.,1977
5. An algorithm for integer solutions to linear programs;Gomory,1963