| article html file updated | 7 July 2021 05:57 CEST | Original file | https://www.mdpi.com/2071-1050/13/14/7570 |
| article pdf uploaded. | 7 July 2021 05:55 CEST | Updated version of record | https://www.mdpi.com/2071-1050/13/14/7570/pdf |
| article xml uploaded. | 7 July 2021 05:55 CEST | Update | https://www.mdpi.com/2071-1050/13/14/7570/xml |
| article xml file uploaded | 7 July 2021 05:55 CEST | Original file | N/A |
| article pdf uploaded. | 6 July 2021 15:40 CEST | Version of Record | https://www.mdpi.com/2071-1050/13/14/7570/pdf-vor |
