| article html file updated | 17 August 2026 18:00 CEST | Update | https://www.mdpi.com/2223-7747/9/7/874 |
| article html file updated | 1 September 2025 02:13 CEST | Update | N/A |
| article html file updated | 21 July 2022 23:35 CEST | Update | N/A |
| article html file updated | 9 July 2020 14:27 CEST | Original file | N/A |
| article pdf uploaded. | 9 July 2020 14:24 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/7/874/pdf |
| article xml uploaded. | 9 July 2020 14:24 CEST | Update | https://www.mdpi.com/2223-7747/9/7/874/xml |
| article xml file uploaded | 9 July 2020 14:24 CEST | Original file | N/A |
