search query: @keyword elevator / total: 21
references: 20-21 / 21
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title | year | author | ||
20. | 2003 | Hakonen, Henri |
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21. | 1999 | Hakala, Tuomo |
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INSSI
title | year | author | ||
20. | 2003 | Hakonen, Henri |
||
21. | 1999 | Hakala, Tuomo |