search query: @keyword questionnaire / total: 8
references: 7-8 / 8
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| title | year | author | ||
| 7. | 2002 | Suhonen, Jori |
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| 8. | 2001 | Ikävalko, Timo |
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INSSI
| title | year | author | ||
| 7. | 2002 | Suhonen, Jori |
||
| 8. | 2001 | Ikävalko, Timo |