| article html file updated | 6 September 2025 23:49 CEST | Update | https://www.mdpi.com/2218-1989/11/9/581 |
| article html file updated | 30 July 2022 03:09 CEST | Update | - |
| article html file updated | 30 August 2021 11:45 CEST | Original file | - |
| article pdf uploaded. | 30 August 2021 11:44 CEST | Updated version of record | https://www.mdpi.com/2218-1989/11/9/581/pdf |
| article xml uploaded. | 30 August 2021 11:44 CEST | Update | https://www.mdpi.com/2218-1989/11/9/581/xml |
| article xml file uploaded | 30 August 2021 11:44 CEST | Original file | - |
| article pdf uploaded. | 28 August 2021 10:36 CEST | Version of Record | https://www.mdpi.com/2218-1989/11/9/581/pdf-vor |
