| article html file updated | 7 September 2025 05:11 CEST | Update | https://www.mdpi.com/2218-1997/7/11/440 |
| article html file updated | 22 August 2025 01:34 CEST | Update | - |
| article html file updated | 30 July 2022 16:46 CEST | Update | - |
| article html file updated | 17 November 2021 12:42 CET | Original file | - |
| article pdf uploaded. | 17 November 2021 12:40 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/11/440/pdf |
| article xml uploaded. | 17 November 2021 12:40 CET | Update | https://www.mdpi.com/2218-1997/7/11/440/xml |
| article xml file uploaded | 17 November 2021 12:40 CET | Original file | - |
| article pdf uploaded. | 15 November 2021 15:06 CET | Version of Record | https://www.mdpi.com/2218-1997/7/11/440/pdf-vor |
