search query: @instructor Ridell, Hannu / total: 9
references: 5-9 / 9
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title | year | author | ||
5. | 2009 | Tolvanen, Anni |
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6. | 2008 | Yli-Koski, Katri |
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7. | 2008 | Lehtonen, Juha Joonas |
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8. | 2004 | Hakala, Jussi |
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9. | 1988 | Pietilä, Paula |
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