| article html file updated | 8 February 2020 14:24 CET | Update | https://www.mdpi.com/1996-1944/10/9/988 |
| article html file updated | 26 September 2019 17:42 CEST | Update | - |
| article html file updated | 3 May 2019 05:17 CEST | Update | - |
| article html file updated | 30 September 2017 08:59 CEST | Update | - |
| article html file updated | 24 August 2017 12:45 CEST | Original file | - |
| article xml uploaded. | 24 August 2017 12:44 CEST | Original file | https://www.mdpi.com/1996-1944/10/9/988/xml |
| article pdf uploaded. | 24 August 2017 12:44 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/9/988/pdf |
