search query: @instructor Hevonoja, Esko / total: 4
references: 3-4 / 4
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title | year | author | ||
3. | 1983 | Kettunen, Ari |
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4. | 1981 | Kilpinen, Jouni |
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INSSI
title | year | author | ||
3. | 1983 | Kettunen, Ari |
||
4. | 1981 | Kilpinen, Jouni |