| article html file updated | 9 February 2020 18:59 CET | Update | https://www.mdpi.com/1424-8220/18/6/1707 |
| article html file updated | 3 October 2019 22:53 CEST | Update | - |
| article html file updated | 30 April 2019 16:48 CEST | Update | - |
| article html file updated | 16 April 2019 17:15 CEST | Update | - |
| article html file updated | 30 March 2019 04:29 CET | Update | - |
| article html file updated | 25 May 2018 07:59 CEST | Original file | - |
| article pdf uploaded. | 25 May 2018 07:58 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1707/pdf |
| article xml uploaded. | 25 May 2018 07:58 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1707/xml |
| article xml file uploaded | 25 May 2018 07:58 CEST | Original file | - |
