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Research evolution on renewable energies resources from 2007 to 2017 : a comparative study on solar, geothermal, wind and biomass energy
Selected time period:
Sum total of downloads: 14
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distribution of downloads over the selected time period:
downloads by country:
| pos. | country | total | perc. | |
|---|---|---|---|---|
| 1 |  |
United States | 4 | 28.57% |
| 2 |  |
Canada | 2 | 14.29% |
| 3 |  |
Germany | 2 | 14.29% |
| 4 |  |
France | 1 | 7.14% |
| 5 |  |
United Kingdom | 1 | 7.14% |
| 6 |  |
Iran | 1 | 7.14% |
| 7 |  |
Italy | 1 | 7.14% |
| 8 |  |
Mexico | 1 | 7.14% |
| 9 |  |
Norway | 1 | 7.14% |