| article html file updated | 7 September 2025 01:13 CEST | Update | https://www.mdpi.com/2226-4310/8/9/272 |
| article html file updated | 30 July 2022 06:41 CEST | Update | - |
| article html file updated | 22 September 2021 14:22 CEST | Original file | - |
| article pdf uploaded. | 22 September 2021 14:21 CEST | Updated version of record | https://www.mdpi.com/2226-4310/8/9/272/pdf |
| article xml uploaded. | 22 September 2021 14:21 CEST | Update | https://www.mdpi.com/2226-4310/8/9/272/xml |
| article xml file uploaded | 22 September 2021 14:21 CEST | Original file | - |
| article pdf uploaded. | 19 September 2021 12:27 CEST | Version of Record | https://www.mdpi.com/2226-4310/8/9/272/pdf-vor |
