| article html file updated | 8 February 2020 13:56 CET | Update | https://www.mdpi.com/1996-1944/10/8/968 |
| article html file updated | 26 September 2019 15:17 CEST | Update | - |
| article html file updated | 3 May 2019 06:12 CEST | Update | - |
| article html file updated | 1 September 2017 09:57 CEST | Update | - |
| article html file updated | 20 August 2017 05:57 CEST | Original file | - |
| article xml uploaded. | 20 August 2017 05:56 CEST | Original file | https://www.mdpi.com/1996-1944/10/8/968/xml |
| article pdf uploaded. | 20 August 2017 05:56 CEST | Updated version of record | https://www.mdpi.com/1996-1944/10/8/968/pdf |
| article pdf uploaded. | 18 August 2017 14:12 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/8/968/pdf-vor |
