| article html file updated | 8 February 2020 19:31 CET | Update | https://www.mdpi.com/2071-1050/9/11/1946 |
| article html file updated | 28 September 2019 00:47 CEST | Update | - |
| article html file updated | 2 May 2019 18:49 CEST | Update | - |
| article html file updated | 30 November 2017 12:08 CET | Update | - |
| article html file updated | 26 October 2017 13:14 CEST | Original file | - |
| article xml uploaded. | 26 October 2017 13:13 CEST | Update | https://www.mdpi.com/2071-1050/9/11/1946/xml |
| article xml uploaded. | 26 October 2017 13:13 CEST | Original file | - |
| article pdf uploaded. | 26 October 2017 13:13 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/11/1946/pdf |
