| article html file updated | 3 September 2021 07:44 CEST | Original file | https://www.mdpi.com/0718-1876/16/6/123 |
| article pdf uploaded. | 3 September 2021 07:43 CEST | Version of Record | https://www.mdpi.com/0718-1876/16/6/123/pdf |
| article xml uploaded. | 3 September 2021 07:43 CEST | Update | https://www.mdpi.com/0718-1876/16/6/123/xml |
| article xml file uploaded | 3 September 2021 07:43 CEST | Original file | - |
