Original language | Finnish |
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Publisher | VTT Technical Research Centre of Finland |
Number of pages | 83 |
ISBN (Print) | 951-47-5667-3 |
Publication status | Published - 1991 |
MoE publication type | D4 Published development or research report or study |
Publication series
Series | ETRR-tutkimusohjelma. Raportti |
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Number | 9 |
ISSN | 0787-8117 |