Original language | Finnish |
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Pages (from-to) | 4449 |
Journal | Tekniikan Waiheita |
Volume | 27 |
Issue number | 1 |
Publication status | Published - 2009 |
MoE publication type | D1 Article in a trade journal |
Tekniikan historiaa postimerkeillä
Veijo Kauppinen
Research output: Contribution to journal › Article › Professional