| article html file updated | 30 July 2022 12:05 CEST | Update | https://www.mdpi.com/2227-7099/9/4/157 |
| article html file updated | 22 October 2021 10:35 CEST | Original file | - |
| article pdf uploaded. | 22 October 2021 10:34 CEST | Updated version of record | https://www.mdpi.com/2227-7099/9/4/157/pdf |
| article xml uploaded. | 22 October 2021 10:34 CEST | Update | https://www.mdpi.com/2227-7099/9/4/157/xml |
| article xml file uploaded | 22 October 2021 10:34 CEST | Original file | - |
| article pdf uploaded. | 20 October 2021 15:25 CEST | Version of Record | https://www.mdpi.com/2227-7099/9/4/157/pdf-vor |
