| article html file updated | 7 May 2021 11:00 CEST | Update | https://www.mdpi.com/2076-3417/11/9/4226 |
| article pdf uploaded. | 7 May 2021 10:59 CEST | Updated version of record | https://www.mdpi.com/2076-3417/11/9/4226/pdf |
| article xml uploaded. | 7 May 2021 10:59 CEST | Update | https://www.mdpi.com/2076-3417/11/9/4226/xml |
| article xml file uploaded | 7 May 2021 10:59 CEST | Update | - |
| article html file updated | 6 May 2021 15:27 CEST | Original file | - |
| article pdf uploaded. | 6 May 2021 15:25 CEST | Version of Record | https://www.mdpi.com/2076-3417/11/9/4226/pdf-vor |
| article xml file uploaded | 6 May 2021 15:25 CEST | Original file | - |
