| article html file updated | 8 February 2020 18:05 CET | Update | https://www.mdpi.com/2071-1050/9/10/1734 |
| article html file updated | 27 September 2019 15:49 CEST | Update | - |
| article html file updated | 2 May 2019 22:05 CEST | Update | - |
| article html file updated | 3 November 2017 04:35 CET | Update | - |
| article html file updated | 11 October 2017 08:20 CEST | Original file | - |
| article xml uploaded. | 11 October 2017 08:19 CEST | Original file | https://www.mdpi.com/2071-1050/9/10/1734/xml |
| article pdf uploaded. | 11 October 2017 08:19 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/10/1734/pdf |
