| article html file updated | 8 February 2020 19:34 CET | Update | https://www.mdpi.com/2071-1050/9/11/1941 |
| article html file updated | 28 September 2019 01:02 CEST | Update | - |
| article html file updated | 2 May 2019 18:42 CEST | Update | - |
| article html file updated | 30 November 2017 13:48 CET | Update | - |
| article html file updated | 26 October 2017 15:54 CEST | Original file | - |
| article xml uploaded. | 26 October 2017 15:53 CEST | Original file | https://www.mdpi.com/2071-1050/9/11/1941/xml |
| article pdf uploaded. | 26 October 2017 15:53 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/11/1941/pdf |
