| article html file updated | 7 February 2020 21:18 CET | Update | https://www.mdpi.com/2072-4292/9/1/66 |
| article html file updated | 22 September 2019 20:29 CEST | Update | - |
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| article html file updated | 8 February 2017 10:31 CET | Update | - |
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| article xml uploaded. | 12 January 2017 09:38 CET | Original file | https://www.mdpi.com/2072-4292/9/1/66/xml |
| article pdf uploaded. | 12 January 2017 09:38 CET | Version of Record | https://www.mdpi.com/2072-4292/9/1/66/pdf |
