| article html file updated | 9 February 2020 10:57 CET | Update | https://www.mdpi.com/2072-666X/9/4/143 |
| article html file updated | 1 October 2019 21:38 CEST | Update | - |
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| article html file updated | 1 May 2018 12:52 CEST | Update | - |
| article html file updated | 23 March 2018 08:53 CET | Original file | - |
| article xml uploaded. | 23 March 2018 08:52 CET | Update | https://www.mdpi.com/2072-666X/9/4/143/xml |
| article pdf uploaded. | 23 March 2018 08:52 CET | Version of Record | https://www.mdpi.com/2072-666X/9/4/143/pdf |
