| article html file updated | 7 February 2020 19:30 CET | Update | https://www.mdpi.com/1996-1944/9/12/1008 |
| article html file updated | 22 September 2019 10:51 CEST | Update | - |
| article html file updated | 4 May 2019 19:29 CEST | Update | - |
| article html file updated | 28 December 2016 10:48 CET | Update | - |
| article html file updated | 12 December 2016 16:33 CET | Original file | - |
| article xml uploaded. | 12 December 2016 16:32 CET | Update | https://www.mdpi.com/1996-1944/9/12/1008/xml |
| article xml uploaded. | 12 December 2016 16:32 CET | Original file | - |
| article pdf uploaded. | 12 December 2016 16:32 CET | Version of Record | https://www.mdpi.com/1996-1944/9/12/1008/pdf |
