| article html file updated | 7 September 2025 07:04 CEST | Update | https://www.mdpi.com/2218-1997/7/12/471 |
| article html file updated | 15 November 2023 11:06 CET | Update | - |
| article xml uploaded. | 15 November 2023 11:04 CET | Update | https://www.mdpi.com/2218-1997/7/12/471/xml |
| article pdf uploaded. | 15 November 2023 11:04 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/12/471/pdf |
| article html file updated | 30 July 2022 20:04 CEST | Update | - |
| article html file updated | 2 December 2021 09:31 CET | Original file | - |
| article pdf uploaded. | 2 December 2021 09:29 CET | Version of Record | https://www.mdpi.com/2218-1997/7/12/471/pdf-vor |
| article xml uploaded. | 2 December 2021 09:29 CET | Update | - |
| article xml file uploaded | 2 December 2021 09:29 CET | Original file | - |
