| article html file updated | 8 February 2020 10:54 CET | Update | https://www.mdpi.com/2072-6643/9/7/747 |
| article html file updated | 25 September 2019 22:14 CEST | Update | - |
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| article xml uploaded. | 13 July 2017 13:36 CEST | Original file | https://www.mdpi.com/2072-6643/9/7/747/xml |
| article pdf uploaded. | 13 July 2017 13:36 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/747/pdf |
