Herbert Backmund · Herbert Beckmann · Herbert Begemann
Academic Press · Dover Publications
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Convex Surfaces | 978-0-486-46243-1 (0-486-46243-9) | 2008 |
| Geometry of Geodesics | 978-0-12-148350-0 (0-12-148350-9) | 1955 |
| Projective Geometry and Projective Metrics | 978-0-12-148356-2 (0-12-148356-8) | 1953 |