| article html file updated | 23 July 2021 11:14 CEST | Original file | https://www.mdpi.com/1996-1073/14/15/4448 |
| article pdf uploaded. | 23 July 2021 11:13 CEST | Version of Record | https://www.mdpi.com/1996-1073/14/15/4448/pdf |
| article xml uploaded. | 23 July 2021 11:13 CEST | Update | https://www.mdpi.com/1996-1073/14/15/4448/xml |
| article xml file uploaded | 23 July 2021 11:13 CEST | Original file | N/A |
