| article html file updated | 8 February 2020 16:05 CET | Update | https://www.mdpi.com/2072-666X/8/9/277 |
| article html file updated | 27 September 2019 02:54 CEST | Update | - |
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| article html file updated | 30 September 2017 09:37 CEST | Update | - |
| article html file updated | 13 September 2017 12:45 CEST | Original file | - |
| article xml uploaded. | 13 September 2017 12:44 CEST | Original file | https://www.mdpi.com/2072-666X/8/9/277/xml |
| article pdf uploaded. | 13 September 2017 12:44 CEST | Version of Record | https://www.mdpi.com/2072-666X/8/9/277/pdf |
