search query: @keyword pH-control / total: 3
references: 1-3 / 3
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title | year | author | ||
1. | 2009 | Frosterus, Sini |
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2. | 1986 | Jaakola, Pekka |
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3. | 1981 | Ranta, Marja-Liisa |
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INSSI
title | year | author | ||
1. | 2009 | Frosterus, Sini |
||
2. | 1986 | Jaakola, Pekka |
||
3. | 1981 | Ranta, Marja-Liisa |