| article html file updated | 1 September 2025 22:42 CEST | Update | https://www.mdpi.com/2571-6131/4/1/7 |
| article html file updated | 25 July 2022 04:55 CEST | Update | - |
| article html file updated | 17 March 2021 08:23 CET | Original file | - |
| article pdf uploaded. | 17 March 2021 08:21 CET | Updated version of record | https://www.mdpi.com/2571-6131/4/1/7/pdf |
| article xml uploaded. | 17 March 2021 08:21 CET | Update | https://www.mdpi.com/2571-6131/4/1/7/xml |
| article xml file uploaded | 17 March 2021 08:21 CET | Original file | - |
| article pdf uploaded. | 25 February 2021 08:00 CET | Version of Record | https://www.mdpi.com/2571-6131/4/1/7/pdf-vor |
