| article html file updated | 8 February 2020 11:21 CET | Update | https://www.mdpi.com/2071-1050/9/7/1258 |
| article html file updated | 26 September 2019 00:27 CEST | Update | - |
| article html file updated | 3 May 2019 11:43 CEST | Update | - |
| article html file updated | 27 March 2019 16:25 CET | Update | - |
| article html file updated | 31 July 2017 09:56 CEST | Update | - |
| article html file updated | 18 July 2017 13:26 CEST | Update | - |
| article html file updated | 18 July 2017 13:25 CEST | Update | - |
| article html file updated | 18 July 2017 13:24 CEST | Original file | - |
| article xml uploaded. | 18 July 2017 13:22 CEST | Original file | https://www.mdpi.com/2071-1050/9/7/1258/xml |
| article pdf uploaded. | 18 July 2017 13:22 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/7/1258/pdf |
