| Original language | English |
|---|---|
| Journal | Naturens Verden |
| Issue number | 5 |
| Pages (from-to) | 188-193 |
| ISSN | 0028-0895 |
| Publication status | Published - 1990 |
| Original language | English |
|---|---|
| Journal | Naturens Verden |
| Issue number | 5 |
| Pages (from-to) | 188-193 |
| ISSN | 0028-0895 |
| Publication status | Published - 1990 |