| article html file updated | 26 December 2025 02:16 CET | Update | https://www.mdpi.com/2218-2004/9/4/73 |
| article html file updated | 7 September 2025 02:12 CEST | Update | N/A |
| article html file updated | 30 July 2022 09:09 CEST | Update | N/A |
| article html file updated | 4 November 2021 09:48 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2021 09:47 CET | Updated version of record | https://www.mdpi.com/2218-2004/9/4/73/pdf |
| article xml uploaded. | 4 November 2021 09:47 CET | Update | https://www.mdpi.com/2218-2004/9/4/73/xml |
| article xml file uploaded | 4 November 2021 09:47 CET | Original file | N/A |
| article pdf uploaded. | 3 October 2021 10:30 CEST | Updated version of record | https://www.mdpi.com/2218-2004/9/4/73/pdf-vor |
| article pdf uploaded. | 3 October 2021 10:03 CEST | Version of Record | https://www.mdpi.com/2218-2004/9/4/73/pdf-vor |
