| Original language | English |
|---|---|
| Publisher | VTT Technical Research Centre of Finland |
| Number of pages | 52 |
| Publication status | Published - 1985 |
| MoE publication type | D4 Published development or research report or study |
| Original language | English |
|---|---|
| Publisher | VTT Technical Research Centre of Finland |
| Number of pages | 52 |
| Publication status | Published - 1985 |
| MoE publication type | D4 Published development or research report or study |