| article html file updated | 9 June 2021 13:27 CEST | Update | https://www.mdpi.com/2077-1444/12/6/423 |
| article pdf uploaded. | 9 June 2021 13:25 CEST | Updated version of record | https://www.mdpi.com/2077-1444/12/6/423/pdf |
| article xml uploaded. | 9 June 2021 13:25 CEST | Update | https://www.mdpi.com/2077-1444/12/6/423/xml |
| article xml file uploaded | 9 June 2021 13:25 CEST | Update | - |
| article html file updated | 8 June 2021 12:21 CEST | Original file | - |
| article pdf uploaded. | 8 June 2021 12:20 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/6/423/pdf-vor |
| article xml file uploaded | 8 June 2021 12:19 CEST | Original file | - |
