| article html file updated | 30 July 2022 09:47 CEST | Update | https://www.mdpi.com/2199-8531/7/4/212 |
| article html file updated | 19 October 2021 10:00 CEST | Update | - |
| article html file updated | 18 October 2021 12:05 CEST | Update | - |
| article html file updated | 18 October 2021 12:04 CEST | Original file | - |
| article pdf uploaded. | 18 October 2021 12:03 CEST | Updated version of record | https://www.mdpi.com/2199-8531/7/4/212/pdf |
| article xml uploaded. | 18 October 2021 12:03 CEST | Update | https://www.mdpi.com/2199-8531/7/4/212/xml |
| article xml file uploaded | 18 October 2021 12:03 CEST | Original file | - |
| article pdf uploaded. | 8 October 2021 14:11 CEST | Version of Record | https://www.mdpi.com/2199-8531/7/4/212/pdf-vor |
