search query: @keyword laadunvarmennus / total: 6
references: 5-6 / 6
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title | year | author | ||
5. | 2004 | Renvall, Ville |
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6. | 2002 | Luukka, Panja-Riina |
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title | year | author | ||
5. | 2004 | Renvall, Ville |
||
6. | 2002 | Luukka, Panja-Riina |