| Original language | Finnish |
|---|---|
| Place of Publication | Helsinki |
| Publisher | VTT Technical Research Centre of Finland |
| Number of pages | 29 |
| Publication status | Published - 1949 |
| MoE publication type | D4 Published development or research report or study |
Publication series
| Series | Valtion teknillinen tutkimuslaitos. Tiedoitus |
|---|---|
| Number | 81 |
| ISSN | 0372-6878 |
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