| article html file updated | 8 February 2020 08:41 CET | Update | https://www.mdpi.com/2071-1050/9/6/1033 |
| article html file updated | 25 September 2019 10:29 CEST | Update | - |
| article html file updated | 3 May 2019 16:43 CEST | Update | - |
| article html file updated | 28 June 2017 14:49 CEST | Update | - |
| article html file updated | 19 June 2017 11:49 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 11:48 CEST | Original file | https://www.mdpi.com/2071-1050/9/6/1033/xml |
| article pdf uploaded. | 19 June 2017 11:48 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/1033/pdf |
