| article html file updated | 2 July 2021 17:12 CEST | Original file | https://www.mdpi.com/2571-905X/4/3/34 |
| article pdf uploaded. | 2 July 2021 17:11 CEST | Version of Record | https://www.mdpi.com/2571-905X/4/3/34/pdf |
| article xml uploaded. | 2 July 2021 17:11 CEST | Update | https://www.mdpi.com/2571-905X/4/3/34/xml |
| article xml file uploaded | 2 July 2021 17:11 CEST | Original file | N/A |
