| article html file updated | 9 February 2020 00:02 CET | Update | https://www.mdpi.com/1424-8220/17/12/2899 |
| article html file updated | 29 September 2019 04:56 CEST | Update | - |
| article html file updated | 2 May 2019 08:40 CEST | Update | - |
| article html file updated | 18 April 2019 06:26 CEST | Update | - |
| article html file updated | 2 January 2018 10:53 CET | Update | - |
| article html file updated | 13 December 2017 16:09 CET | Original file | - |
| article xml uploaded. | 13 December 2017 16:08 CET | Update | https://www.mdpi.com/1424-8220/17/12/2899/xml |
| article xml uploaded. | 13 December 2017 16:08 CET | Original file | - |
| article pdf uploaded. | 13 December 2017 16:08 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2899/pdf |
