| article html file updated | 7 September 2025 07:18 CEST | Update | https://www.mdpi.com/2218-1997/7/12/474 |
| article html file updated | 30 July 2022 20:27 CEST | Update | - |
| article html file updated | 6 December 2021 05:24 CET | Original file | - |
| article pdf uploaded. | 6 December 2021 05:23 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/12/474/pdf |
| article xml uploaded. | 6 December 2021 05:23 CET | Update | https://www.mdpi.com/2218-1997/7/12/474/xml |
| article xml file uploaded | 6 December 2021 05:23 CET | Original file | - |
| article pdf uploaded. | 4 December 2021 07:05 CET | Version of Record | https://www.mdpi.com/2218-1997/7/12/474/pdf-vor |
