| Article ID: | iaor19921855 |
| Country: | Germany |
| Volume: | 22 |
| Start Page Number: | 835 |
| End Page Number: | 843 |
| Publication Date: | Sep 1991 |
| Journal: | Optimization |
| Authors: | Singer I., Martnez-Legaz J.-E. |
The authors give some characterizations of the Lagrangian dual objective function