| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| List of Rare, Threatened and Endemic Plants in Europe 1982 | 978-92-871-0214-0 (92-871-0214-7) | 1983 |
| Nature in Cities: Report and Review of Studies and Experiments Concerning Ecology, Wildlife and Nature Conservation in Urban and Suburban Areas | 978-92-871-0202-7 (92-871-0202-3) | 1983 |