| article html file updated | 8 February 2020 13:45 CET | Update | https://www.mdpi.com/2071-1050/9/8/1456 |
| article html file updated | 26 September 2019 14:18 CEST | Update | N/A |
| article html file updated | 3 May 2019 06:32 CEST | Update | N/A |
| article html file updated | 27 March 2019 21:16 CET | Update | N/A |
| article html file updated | 1 September 2017 06:28 CEST | Update | N/A |
| article html file updated | 17 August 2017 14:00 CEST | Original file | N/A |
| article xml uploaded. | 17 August 2017 13:59 CEST | Original file | https://www.mdpi.com/2071-1050/9/8/1456/xml |
| article pdf uploaded. | 17 August 2017 13:59 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/8/1456/pdf |
