| article html file updated | 7 September 2025 01:12 CEST | Update | https://www.mdpi.com/2218-1989/11/9/640 |
| article html file updated | 30 July 2022 06:38 CEST | Update | N/A |
| article html file updated | 24 September 2021 10:15 CEST | Update | N/A |
| article pdf uploaded. | 24 September 2021 10:00 CEST | Updated version of record | https://www.mdpi.com/2218-1989/11/9/640/pdf |
| article xml uploaded. | 24 September 2021 10:00 CEST | Update | https://www.mdpi.com/2218-1989/11/9/640/xml |
| article xml file uploaded | 24 September 2021 10:00 CEST | Update | N/A |
| article html file updated | 18 September 2021 15:26 CEST | Original file | N/A |
| article pdf uploaded. | 18 September 2021 15:25 CEST | Version of Record | https://www.mdpi.com/2218-1989/11/9/640/pdf-vor |
| article xml uploaded. | 18 September 2021 15:25 CEST | Update | N/A |
| article xml file uploaded | 18 September 2021 15:25 CEST | Original file | N/A |
