| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| Convexity and Duality in Optimization | 978-0-387-15986-7 (0-387-15986-X) | 1985 | |
| Convexity and Duality in Optimization: Proceedings, Groningen, The Netherlands, 1984: Proceedings of the Symposium on Convexity and Duality in ... Economics and Mathematical Systems, Band 256) | 978-3-540-15986-5 (3-540-15986-X) | 1985 |