| article html file updated | 30 July 2022 08:10 CEST | Update | https://www.mdpi.com/2297-8747/26/4/68 |
| article html file updated | 4 November 2021 09:45 CET | Original file | - |
| article pdf uploaded. | 4 November 2021 09:44 CET | Updated version of record | https://www.mdpi.com/2297-8747/26/4/68/pdf |
| article xml uploaded. | 4 November 2021 09:44 CET | Update | https://www.mdpi.com/2297-8747/26/4/68/xml |
| article xml file uploaded | 4 November 2021 09:44 CET | Original file | - |
| article pdf uploaded. | 28 September 2021 13:32 CEST | Version of Record | https://www.mdpi.com/2297-8747/26/4/68/pdf-vor |
