| article html file updated | 7 February 2020 20:21 CET | Update | https://www.mdpi.com/1424-8220/17/1/43 |
| article html file updated | 22 September 2019 15:26 CEST | Update | - |
| article html file updated | 4 May 2019 17:43 CEST | Update | - |
| article html file updated | 8 February 2017 08:56 CET | Update | - |
| article html file updated | 28 December 2016 11:00 CET | Update | - |
| article xml uploaded. | 28 December 2016 10:48 CET | Update | https://www.mdpi.com/1424-8220/17/1/43/xml |
| article xml uploaded. | 28 December 2016 10:48 CET | Update | - |
| article pdf uploaded. | 28 December 2016 10:48 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/43/pdf |
| article html file updated | 27 December 2016 07:49 CET | Original file | - |
| article xml uploaded. | 27 December 2016 07:48 CET | Update | - |
| article xml uploaded. | 27 December 2016 07:48 CET | Original file | - |
| article pdf uploaded. | 27 December 2016 07:48 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/43/pdf-vor |
