| article html file updated | 31 July 2022 01:15 CEST | Update | https://new.mdpi.com/2226-471X/7/1/4 |
| article html file updated | 7 January 2022 02:28 CET | Update | - |
| article pdf uploaded. | 7 January 2022 02:26 CET | Updated version of record | https://new.mdpi.com/2226-471X/7/1/4/pdf |
| article xml uploaded. | 7 January 2022 02:26 CET | Update | https://new.mdpi.com/2226-471X/7/1/4/xml |
| article xml file uploaded | 7 January 2022 02:26 CET | Update | - |
| article html file updated | 30 December 2021 10:11 CET | Original file | - |
| article pdf uploaded. | 30 December 2021 10:00 CET | Version of Record | https://new.mdpi.com/2226-471X/7/1/4/pdf-vor |
| article xml uploaded. | 30 December 2021 10:00 CET | Update | - |
| article xml file uploaded | 30 December 2021 10:00 CET | Original file | - |
