| article html file updated | 8 February 2020 21:43 CET | Update | https://www.mdpi.com/2071-1050/9/11/2141 |
| article html file updated | 28 September 2019 14:55 CEST | Update | - |
| article html file updated | 2 May 2019 13:49 CEST | Update | - |
| article html file updated | 18 April 2019 11:28 CEST | Update | - |
| article html file updated | 30 November 2017 13:31 CET | Update | - |
| article html file updated | 20 November 2017 16:01 CET | Original file | - |
| article xml uploaded. | 20 November 2017 16:00 CET | Update | https://www.mdpi.com/2071-1050/9/11/2141/xml |
| article xml uploaded. | 20 November 2017 16:00 CET | Original file | - |
| article pdf uploaded. | 20 November 2017 16:00 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/2141/pdf |
