search query: @keyword quality of electricity / total: 8
references: 7-8 / 8
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title | year | author | ||
7. | 1991 | Lemström, Bettina |
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8. | 1990 | Siltala, Jari |
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INSSI
title | year | author | ||
7. | 1991 | Lemström, Bettina |
||
8. | 1990 | Siltala, Jari |