| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Group Theory from a Geometrical Viewpoint: Proceedings of the Group Theory from a Geometrical Viewpoint ICTP, Trieste, Italy, 26 March - 6 April 1990 | 978-981-02-0442-6 (981-02-0442-6) | 1991 | A Haefliger · A Verjovsky |
| Sur Les Groupes Hyperboliques D'Apres Mikhael Gromov | 978-0-8176-3508-4 (0-8176-3508-4) | 1990 | |