| article html file updated | 30 July 2022 14:30 CEST | Update | https://www.mdpi.com/2227-7080/9/4/81 |
| article html file updated | 3 November 2021 10:21 CET | Update | N/A |
| article html file updated | 3 November 2021 07:50 CET | Original file | N/A |
| article pdf uploaded. | 3 November 2021 07:48 CET | Updated version of record | https://www.mdpi.com/2227-7080/9/4/81/pdf |
| article xml uploaded. | 3 November 2021 07:48 CET | Update | https://www.mdpi.com/2227-7080/9/4/81/xml |
| article xml file uploaded | 3 November 2021 07:48 CET | Original file | N/A |
| article pdf uploaded. | 2 November 2021 11:17 CET | Version of Record | https://www.mdpi.com/2227-7080/9/4/81/pdf-vor |
