| article html file updated | 27 July 2021 10:03 CEST | Update | https://www.mdpi.com/2411-5134/6/3/54 |
| article html file updated | 27 July 2021 06:32 CEST | Original file | - |
| article pdf uploaded. | 27 July 2021 06:30 CEST | Updated version of record | https://www.mdpi.com/2411-5134/6/3/54/pdf |
| article xml uploaded. | 27 July 2021 06:30 CEST | Update | https://www.mdpi.com/2411-5134/6/3/54/xml |
| article xml file uploaded | 27 July 2021 06:30 CEST | Original file | - |
| article pdf uploaded. | 23 July 2021 16:00 CEST | Version of Record | https://www.mdpi.com/2411-5134/6/3/54/pdf-vor |
