| article html file updated | 8 February 2020 15:27 CET | Update | https://www.mdpi.com/1424-8220/17/9/2039 |
| article html file updated | 26 September 2019 23:29 CEST | Update | - |
| article html file updated | 3 May 2019 03:21 CEST | Update | - |
| article html file updated | 30 September 2017 14:48 CEST | Update | - |
| article html file updated | 18 September 2017 09:00 CEST | Update | - |
| article xml uploaded. | 18 September 2017 08:58 CEST | Update | https://www.mdpi.com/1424-8220/17/9/2039/xml |
| article pdf uploaded. | 18 September 2017 08:58 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2039/pdf |
| article html file updated | 6 September 2017 16:04 CEST | Original file | - |
| article xml uploaded. | 6 September 2017 16:03 CEST | Update | - |
| article xml uploaded. | 6 September 2017 16:03 CEST | Original file | - |
| article pdf uploaded. | 6 September 2017 16:03 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/2039/pdf-vor |
| article pdf uploaded. | 6 September 2017 12:52 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2039/pdf-vor |
