| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Trends and Fluctuations and Underlying Mechanisms in Terrestrial Orchid Populations | 978-9O-5782-123-3 (9O-5782-123-O) | 2002 | Pavel Kindlmann · Dennis F. Whigham |
H.W. · H Willems · J. H. · J. W. · J. Willems