| article html file updated | 8 February 2020 16:13 CET | Update | https://www.mdpi.com/1996-1944/10/9/1081 |
| article html file updated | 27 September 2019 03:38 CEST | Update | - |
| article html file updated | 3 May 2019 01:56 CEST | Update | - |
| article html file updated | 30 September 2017 08:51 CEST | Update | - |
| article html file updated | 19 September 2017 10:36 CEST | Update | - |
| article xml uploaded. | 19 September 2017 10:35 CEST | Update | https://www.mdpi.com/1996-1944/10/9/1081/xml |
| article xml uploaded. | 19 September 2017 10:35 CEST | Update | - |
| article pdf uploaded. | 19 September 2017 10:35 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/9/1081/pdf |
| article html file updated | 14 September 2017 14:19 CEST | Original file | - |
| article xml uploaded. | 14 September 2017 14:18 CEST | Original file | - |
| article pdf uploaded. | 14 September 2017 14:18 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/9/1081/pdf-vor |