| article html file updated | 23 October 2021 13:27 CEST | Original file | https://www.mdpi.com/2673-4931/10/1/6 |
| article pdf uploaded. | 23 October 2021 13:26 CEST | Version of Record | https://www.mdpi.com/2673-4931/10/1/6/pdf |
| article xml uploaded. | 23 October 2021 13:26 CEST | Update | https://www.mdpi.com/2673-4931/10/1/6/xml |
| article xml file uploaded | 23 October 2021 13:26 CEST | Original file | N/A |
