| article html file updated | 7 September 2025 03:30 CEST | Update | https://www.mdpi.com/2218-2004/9/4/87 |
| article html file updated | 30 July 2022 12:39 CEST | Update | - |
| article html file updated | 5 November 2021 09:58 CET | Update | - |
| article html file updated | 4 November 2021 14:24 CET | Original file | - |
| article pdf uploaded. | 4 November 2021 14:22 CET | Updated version of record | https://www.mdpi.com/2218-2004/9/4/87/pdf |
| article xml uploaded. | 4 November 2021 14:22 CET | Update | https://www.mdpi.com/2218-2004/9/4/87/xml |
| article xml file uploaded | 4 November 2021 14:22 CET | Original file | - |
| article pdf uploaded. | 23 October 2021 11:24 CEST | Version of Record | https://www.mdpi.com/2218-2004/9/4/87/pdf-vor |
