| article html file updated | 1 September 2025 23:39 CEST | Update | https://www.mdpi.com/2226-4787/9/1/52 |
| article html file updated | 25 July 2022 06:17 CEST | Update | - |
| article html file updated | 5 March 2021 11:13 CET | Original file | - |
| article pdf uploaded. | 5 March 2021 11:12 CET | Version of Record | https://www.mdpi.com/2226-4787/9/1/52/pdf |
| article xml uploaded. | 5 March 2021 11:12 CET | Update | https://www.mdpi.com/2226-4787/9/1/52/xml |
| article xml file uploaded | 5 March 2021 11:12 CET | Original file | - |
