search query: @keyword traffic / total: 21
references: 19-21 / 21
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title | year | author | ||
19. | 1998 | Aromaa, Antti |
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20. | 1997 | Heiskari, Hilkka |
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21. | 1995 | Hattula, Jussi |
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INSSI
title | year | author | ||
19. | 1998 | Aromaa, Antti |
||
20. | 1997 | Heiskari, Hilkka |
||
21. | 1995 | Hattula, Jussi |