| article html file updated | 1 July 2021 15:27 CEST | Update | https://www.mdpi.com/2077-1444/12/7/471 |
| article pdf uploaded. | 1 July 2021 15:26 CEST | Updated version of record | https://www.mdpi.com/2077-1444/12/7/471/pdf |
| article xml uploaded. | 1 July 2021 15:26 CEST | Update | https://www.mdpi.com/2077-1444/12/7/471/xml |
| article xml file uploaded | 1 July 2021 15:26 CEST | Update | N/A |
| article html file updated | 25 June 2021 16:07 CEST | Original file | N/A |
| article pdf uploaded. | 25 June 2021 16:06 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/7/471/pdf-vor |
| article xml file uploaded | 25 June 2021 16:06 CEST | Original file | N/A |
