| article html file updated | 7 September 2025 03:15 CEST | Update | https://www.mdpi.com/1996-1073/14/21/6874 |
| article html file updated | 30 July 2022 11:59 CEST | Update | N/A |
| article html file updated | 23 October 2021 10:01 CEST | Update | N/A |
| article html file updated | 22 October 2021 10:29 CEST | Original file | N/A |
| article pdf uploaded. | 22 October 2021 10:21 CEST | Updated version of record | https://www.mdpi.com/1996-1073/14/21/6874/pdf |
| article xml uploaded. | 22 October 2021 10:21 CEST | Update | https://www.mdpi.com/1996-1073/14/21/6874/xml |
| article xml file uploaded | 22 October 2021 10:21 CEST | Original file | N/A |
| article pdf uploaded. | 20 October 2021 12:09 CEST | Version of Record | https://www.mdpi.com/1996-1073/14/21/6874/pdf-vor |
