| article html file updated | 9 February 2020 18:50 CET | Update | https://www.mdpi.com/1424-8220/18/6/1688 |
| article html file updated | 3 October 2019 22:00 CEST | Update | - |
| article html file updated | 30 April 2019 17:08 CEST | Update | - |
| article html file updated | 16 April 2019 17:34 CEST | Update | - |
| article html file updated | 30 March 2019 04:06 CET | Update | - |
| article html file updated | 24 May 2018 08:46 CEST | Original file | - |
| article pdf uploaded. | 24 May 2018 08:45 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1688/pdf |
| article xml uploaded. | 24 May 2018 08:45 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1688/xml |
| article xml file uploaded | 24 May 2018 08:45 CEST | Original file | - |
