| article html file updated | 1 September 2025 16:09 CEST | Update | https://www.mdpi.com/2079-7737/9/12/471 |
| article html file updated | 23 July 2022 05:23 CEST | Update | - |
| article html file updated | 20 December 2020 06:48 CET | Update | - |
| article pdf uploaded. | 20 December 2020 06:47 CET | Updated version of record | https://www.mdpi.com/2079-7737/9/12/471/pdf |
| article xml uploaded. | 20 December 2020 06:47 CET | Update | https://www.mdpi.com/2079-7737/9/12/471/xml |
| article xml file uploaded | 20 December 2020 06:47 CET | Update | - |
| article html file updated | 16 December 2020 12:29 CET | Original file | - |
| article pdf uploaded. | 16 December 2020 11:09 CET | Version of Record | https://www.mdpi.com/2079-7737/9/12/471/pdf-vor |
| article xml uploaded. | 16 December 2020 11:09 CET | Update | - |
| article xml file uploaded | 16 December 2020 11:09 CET | Original file | - |
