| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cladocera: Proceedings of the Cladocera Symposium, Budapest 1985 | 978-9O-6193-617-6 (9O-6193-617-9) | 1987 | L. Forro |
D.F. · D. Frey · D G · David G. Frey · Dr. Gerhard Frey · G *** F · G. Frey