| article html file updated | 19 August 2026 02:48 CEST | Update | https://www.mdpi.com/2227-7390/9/6/609 |
| article html file updated | 2 September 2025 00:24 CEST | Update | N/A |
| article html file updated | 25 July 2022 07:21 CEST | Update | N/A |
| article html file updated | 12 March 2021 12:32 CET | Original file | N/A |
| article pdf uploaded. | 12 March 2021 12:31 CET | Version of Record | https://www.mdpi.com/2227-7390/9/6/609/pdf |
| article xml uploaded. | 12 March 2021 12:31 CET | Update | https://www.mdpi.com/2227-7390/9/6/609/xml |
| article xml file uploaded | 12 March 2021 12:31 CET | Original file | N/A |
