| article html file updated | 21 July 2021 08:26 CEST | Original file | https://www.mdpi.com/2077-1444/12/8/556 |
| article pdf uploaded. | 21 July 2021 08:25 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/8/556/pdf |
| article xml uploaded. | 21 July 2021 08:25 CEST | Update | https://www.mdpi.com/2077-1444/12/8/556/xml |
| article xml file uploaded | 21 July 2021 08:25 CEST | Original file | - |
