| article html file updated | 26 December 2025 20:51 CET | Update | https://www.mdpi.com/2227-9067/9/2/227 |
| article html file updated | 7 September 2025 19:55 CEST | Update | - |
| article html file updated | 31 July 2022 12:39 CEST | Update | - |
| article html file updated | 10 February 2022 05:19 CET | Original file | - |
| article pdf uploaded. | 10 February 2022 05:17 CET | Updated version of record | https://www.mdpi.com/2227-9067/9/2/227/pdf |
| article xml uploaded. | 10 February 2022 05:17 CET | Update | https://www.mdpi.com/2227-9067/9/2/227/xml |
| article xml file uploaded | 10 February 2022 05:17 CET | Original file | - |
| article pdf uploaded. | 8 February 2022 15:17 CET | Version of Record | https://www.mdpi.com/2227-9067/9/2/227/pdf-vor |
