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| Βιοενέργεια - καλλιέργεια ενεργειακών φυτών στην Ελλάδα | 71 |
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| STEG_TEGEP_00494_Medium.pdf | 248 |
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| United States of America | 34 |
| United Kingdom | 19 |
| Germany | 8 |
| Italy | 6 |
| Greece | 3 |
| Canada | 1 |
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| Woodbridge | 7 |
| Milan | 6 |
| Mountain View | 5 |
| Seattle | 4 |
| Southend | 2 |
| Beverly Hills | 1 |
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| Lachine | 1 |
| Leipzig | 1 |
| Sunnyvale | 1 |