| article html file updated | 17 June 2021 12:19 CEST | Original file | https://www.mdpi.com/2071-1050/13/12/6843 |
| article pdf uploaded. | 17 June 2021 12:17 CEST | Version of Record | https://www.mdpi.com/2071-1050/13/12/6843/pdf |
| article xml uploaded. | 17 June 2021 12:17 CEST | Update | https://www.mdpi.com/2071-1050/13/12/6843/xml |
| article xml file uploaded | 17 June 2021 12:17 CEST | Original file | N/A |
