| article html file updated | 12 February 2020 10:04 CET | Update | https://www.mdpi.com/1996-1944/12/9/1456 |
| article html file updated | 19 October 2019 14:00 CEST | Update | - |
| article html file updated | 24 May 2019 14:56 CEST | Update | - |
| article html file updated | 6 May 2019 08:57 CEST | Original file | - |
| article pdf uploaded. | 6 May 2019 08:55 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/9/1456/pdf |
| article xml uploaded. | 6 May 2019 08:55 CEST | Update | https://www.mdpi.com/1996-1944/12/9/1456/xml |
| article xml file uploaded | 6 May 2019 08:55 CEST | Original file | - |
