| article html file updated | 7 February 2020 11:41 CET | Update | https://www.mdpi.com/1996-1944/9/7/573 |
| article html file updated | 5 May 2019 10:10 CEST | Update | - |
| article html file updated | 27 March 2019 10:15 CET | Update | - |
| article html file updated | 29 July 2016 10:55 CEST | Update | - |
| article html file updated | 14 July 2016 14:57 CEST | Original file | - |
| article xml uploaded. | 14 July 2016 14:56 CEST | Update | https://www.mdpi.com/1996-1944/9/7/573/xml |
| article pdf uploaded. | 14 July 2016 14:56 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/7/573/pdf |
