search query: @instructor Sirén, Kai / total: 17
references: 16-17 / 17
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| title | year | author | ||
| 16. | 1984 | Sivukari, Markku |
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| 17. | 1980 | Makkonen, Erja |
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INSSI
| title | year | author | ||
| 16. | 1984 | Sivukari, Markku |
||
| 17. | 1980 | Makkonen, Erja |