| article html file updated | 9 February 2020 11:55 CET | Update | https://www.mdpi.com/2071-1050/10/4/1020 |
| article html file updated | 2 October 2019 03:23 CEST | Update | - |
| article html file updated | 1 May 2019 07:19 CEST | Update | - |
| article html file updated | 17 April 2019 07:19 CEST | Update | - |
| article html file updated | 29 March 2019 11:20 CET | Update | - |
| article html file updated | 2 May 2018 11:15 CEST | Update | - |
| article html file updated | 30 March 2018 11:27 CEST | Original file | - |
| article xml uploaded. | 30 March 2018 11:25 CEST | Update | https://www.mdpi.com/2071-1050/10/4/1020/xml |
| article pdf uploaded. | 30 March 2018 11:25 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/4/1020/pdf |
