| Original language | English |
|---|---|
| Place of Publication | Roskilde |
| Number of pages | 21 |
| ISBN (Electronic) | 87-550-2900-0 |
| Publication status | Published - 2002 |
| MoE publication type | D4 Published development or research report or study |
Publication series
| Series | Risø-R |
|---|---|
| Number | Risø-R-1276(EN) |
| ISSN | 0106-2840 |