| article html file updated | 8 February 2020 15:38 CET | Update | https://www.mdpi.com/1424-8220/17/9/2057 |
| article html file updated | 27 September 2019 00:31 CEST | Update | - |
| article html file updated | 3 May 2019 02:59 CEST | Update | - |
| article html file updated | 30 September 2017 14:51 CEST | Update | - |
| article html file updated | 11 September 2017 11:45 CEST | Update | - |
| article xml uploaded. | 11 September 2017 11:44 CEST | Update | https://www.mdpi.com/1424-8220/17/9/2057/xml |
| article pdf uploaded. | 11 September 2017 11:44 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2057/pdf |
| article html file updated | 8 September 2017 09:43 CEST | Original file | - |
| article xml uploaded. | 8 September 2017 09:42 CEST | Update | - |
| article xml uploaded. | 8 September 2017 09:42 CEST | Original file | - |
| article pdf uploaded. | 8 September 2017 09:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2057/pdf-vor |
