| article html file updated | 9 February 2020 13:42 CET | Update | https://www.mdpi.com/2079-4991/8/4/235 |
| article html file updated | 2 October 2019 14:10 CEST | Update | - |
| article html file updated | 1 May 2019 03:44 CEST | Update | - |
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| article html file updated | 29 March 2019 15:23 CET | Update | - |
| article html file updated | 1 May 2018 12:38 CEST | Update | - |
| article html file updated | 13 April 2018 17:44 CEST | Original file | - |
| article xml uploaded. | 13 April 2018 17:43 CEST | Update | https://www.mdpi.com/2079-4991/8/4/235/xml |
| article pdf uploaded. | 13 April 2018 17:43 CEST | Version of Record | https://www.mdpi.com/2079-4991/8/4/235/pdf |
