search query: @keyword Protection / total: 25
references: 23-25 / 25
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| title | year | author | ||
| 23. | 1991 | Lemström, Bettina |
||
| 24. | 1990 | Piironen, Markku |
||
| 25. | 1989 | Kouti, Tuomo |
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INSSI
| title | year | author | ||
| 23. | 1991 | Lemström, Bettina |
||
| 24. | 1990 | Piironen, Markku |
||
| 25. | 1989 | Kouti, Tuomo |