| article html file updated | 22 October 2021 10:26 CEST | Original file | https://www.mdpi.com/2218-2004/9/4/86 |
| article pdf uploaded. | 22 October 2021 10:07 CEST | Version of Record | https://www.mdpi.com/2218-2004/9/4/86/pdf |
| article xml uploaded. | 22 October 2021 10:07 CEST | Update | https://www.mdpi.com/2218-2004/9/4/86/xml |
| article xml file uploaded | 22 October 2021 10:07 CEST | Original file | N/A |
