| article html file updated | 2 September 2025 01:13 CEST | Update | https://www.mdpi.com/1996-1073/14/6/1731 |
| article html file updated | 25 July 2022 08:31 CEST | Update | - |
| article html file updated | 23 March 2021 10:20 CET | Update | - |
| article html file updated | 23 March 2021 03:57 CET | Original file | - |
| article pdf uploaded. | 23 March 2021 03:56 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/6/1731/pdf |
| article xml uploaded. | 23 March 2021 03:56 CET | Update | https://www.mdpi.com/1996-1073/14/6/1731/xml |
| article xml file uploaded | 23 March 2021 03:56 CET | Original file | - |
| article pdf uploaded. | 20 March 2021 09:19 CET | Version of Record | https://www.mdpi.com/1996-1073/14/6/1731/pdf-vor |