| article html file updated | 11 February 2020 00:24 CET | Update | https://www.mdpi.com/1424-8220/18/12/4212 |
| article html file updated | 11 October 2019 06:10 CEST | Update | - |
| article html file updated | 28 April 2019 01:26 CEST | Update | - |
| article html file updated | 13 April 2019 21:25 CEST | Update | - |
| article html file updated | 2 April 2019 05:27 CEST | Update | - |
| article html file updated | 30 November 2018 17:57 CET | Original file | - |
| article xml uploaded. | 30 November 2018 17:56 CET | Original file | https://www.mdpi.com/1424-8220/18/12/4212/xml |
| article pdf uploaded. | 30 November 2018 17:56 CET | Version of Record | https://www.mdpi.com/1424-8220/18/12/4212/pdf |
