| article html file updated | 9 February 2020 13:58 CET | Update | https://www.mdpi.com/1424-8220/18/4/1213 |
| article html file updated | 2 October 2019 15:50 CEST | Update | - |
| article html file updated | 1 May 2019 03:12 CEST | Update | - |
| article html file updated | 17 April 2019 03:37 CEST | Update | - |
| article html file updated | 29 March 2019 16:00 CET | Update | - |
| article html file updated | 7 May 2018 05:10 CEST | Update | - |
| article html file updated | 16 April 2018 13:44 CEST | Original file | - |
| article xml uploaded. | 16 April 2018 13:42 CEST | Update | https://www.mdpi.com/1424-8220/18/4/1213/xml |
| article pdf uploaded. | 16 April 2018 13:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/4/1213/pdf |
