search query: @keyword integroidut piirit / total: 40
references: 39-40 / 40
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title | year | author | ||
39. | 1997 | Sippola, Mika |
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40. | 1995 | Pärssinen, Aarno |
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INSSI
title | year | author | ||
39. | 1997 | Sippola, Mika |
||
40. | 1995 | Pärssinen, Aarno |