| article html file updated | 1 September 2025 21:16 CEST | Update | https://www.mdpi.com/1996-1944/14/4/840 |
| article html file updated | 24 July 2022 22:43 CEST | Update | - |
| article html file updated | 18 February 2021 03:55 CET | Original file | - |
| article pdf uploaded. | 18 February 2021 03:53 CET | Updated version of record | https://www.mdpi.com/1996-1944/14/4/840/pdf |
| article xml uploaded. | 18 February 2021 03:53 CET | Update | https://www.mdpi.com/1996-1944/14/4/840/xml |
| article xml file uploaded | 18 February 2021 03:53 CET | Original file | - |
| article pdf uploaded. | 10 February 2021 10:30 CET | Updated version of record | https://www.mdpi.com/1996-1944/14/4/840/pdf-vor |
| article pdf uploaded. | 10 February 2021 10:05 CET | Version of Record | https://www.mdpi.com/1996-1944/14/4/840/pdf-vor |
