| article html file updated | 9 February 2020 14:40 CET | Update | https://www.mdpi.com/1424-8220/18/4/1272 |
| article html file updated | 2 October 2019 19:50 CEST | Update | - |
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| article html file updated | 17 April 2019 02:23 CEST | Update | - |
| article html file updated | 29 March 2019 17:39 CET | Update | - |
| article html file updated | 7 May 2018 05:26 CEST | Update | - |
| article html file updated | 20 April 2018 13:20 CEST | Original file | - |
| article pdf uploaded. | 20 April 2018 13:19 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/4/1272/pdf |
| article xml uploaded. | 20 April 2018 13:19 CEST | Update | https://www.mdpi.com/1424-8220/18/4/1272/xml |
| article xml file uploaded | 20 April 2018 13:19 CEST | Original file | - |
