| article html file updated | 9 February 2020 18:59 CET | Update | https://www.mdpi.com/1424-8220/18/6/1708 |
| article html file updated | 3 October 2019 22:56 CEST | Update | - |
| article html file updated | 30 April 2019 16:47 CEST | Update | - |
| article html file updated | 16 April 2019 17:14 CEST | Update | - |
| article html file updated | 30 March 2019 04:30 CET | Update | - |
| article html file updated | 29 May 2018 05:21 CEST | Update | - |
| article xml uploaded. | 29 May 2018 05:20 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1708/xml |
| article pdf uploaded. | 29 May 2018 05:20 CEST | Updated version of record | https://www.mdpi.com/1424-8220/18/6/1708/pdf |
| article html file updated | 25 May 2018 08:27 CEST | Original file | - |
| article pdf uploaded. | 25 May 2018 08:26 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1708/pdf-vor |
| article xml file uploaded | 25 May 2018 08:26 CEST | Original file | - |
