Werner Bellmann · Werner Blumenberg
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|---|
| Lectures on Spaces of Nonpositive Curvature | Paperback | 978-0-8176-5242-5 (0-8176-5242-6) | 1995 | ||
| Lectures on Spaces of Nonpositive Curvature | Taschenbuch | 978-3-7643-5242-4 (3-7643-5242-6) | 1995 | ||
| Manifolds of Nonpositive Curvature | Hardcover | 978-0-8176-3181-9 (0-8176-3181-X) | 1985 | Mikhael Gromov · Viktor Schroeder | |