| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Logic Colloquium '87: Proceedings of the Colloquium Held in Granada, Spain July 20-25, 1987 | 978-O-444-88O22-2 (O-444-88O22-4) | 1989 | H. D. Ebbinghaus · M. Garrido |
J. F. · J. Fernandez · J. P.