| article html file updated | 7 February 2020 20:01 CET | Update | https://www.mdpi.com/2072-6643/8/12/825 |
| article html file updated | 22 September 2019 13:38 CEST | Update | - |
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| article html file updated | 28 December 2016 05:29 CET | Update | - |
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| article xml uploaded. | 21 December 2016 02:49 CET | Original file | https://www.mdpi.com/2072-6643/8/12/825/xml |
| article pdf uploaded. | 21 December 2016 02:49 CET | Version of Record | https://www.mdpi.com/2072-6643/8/12/825/pdf |
