| article html file updated | 7 September 2025 02:49 CEST | Update | https://www.mdpi.com/2079-9721/9/4/71 |
| article html file updated | 30 July 2022 10:49 CEST | Update | - |
| article html file updated | 18 October 2021 07:04 CEST | Update | - |
| article pdf uploaded. | 18 October 2021 07:03 CEST | Updated version of record | https://www.mdpi.com/2079-9721/9/4/71/pdf |
| article xml uploaded. | 18 October 2021 07:03 CEST | Update | https://www.mdpi.com/2079-9721/9/4/71/xml |
| article xml file uploaded | 18 October 2021 07:03 CEST | Update | - |
| article html file updated | 14 October 2021 11:14 CEST | Original file | - |
| article pdf uploaded. | 14 October 2021 11:12 CEST | Version of Record | https://www.mdpi.com/2079-9721/9/4/71/pdf-vor |
| article xml uploaded. | 14 October 2021 11:12 CEST | Update | - |
| article xml file uploaded | 14 October 2021 11:12 CEST | Original file | - |
