| article html file updated | 9 February 2020 13:48 CET | Update | https://www.mdpi.com/2079-4991/8/4/238 |
| article html file updated | 2 October 2019 14:49 CEST | Update | - |
| article html file updated | 1 May 2019 03:32 CEST | Update | - |
| article html file updated | 17 April 2019 03:55 CEST | Update | - |
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| article html file updated | 1 May 2018 12:40 CEST | Update | - |
| article html file updated | 14 April 2018 08:50 CEST | Original file | - |
| article xml uploaded. | 14 April 2018 08:49 CEST | Update | https://www.mdpi.com/2079-4991/8/4/238/xml |
| article pdf uploaded. | 14 April 2018 08:49 CEST | Version of Record | https://www.mdpi.com/2079-4991/8/4/238/pdf |
