| article html file updated | 1 September 2025 02:41 CEST | Update | https://www.mdpi.com/2223-7747/9/7/889 |
| article html file updated | 22 July 2022 00:03 CEST | Update | N/A |
| article html file updated | 15 July 2020 15:41 CEST | Original file | N/A |
| article pdf uploaded. | 15 July 2020 15:39 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/7/889/pdf |
| article xml uploaded. | 15 July 2020 15:39 CEST | Update | https://www.mdpi.com/2223-7747/9/7/889/xml |
| article xml file uploaded | 15 July 2020 15:39 CEST | Original file | N/A |
| article pdf uploaded. | 14 July 2020 14:29 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/7/889/pdf-vor |
| article pdf uploaded. | 14 July 2020 14:29 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/7/889/pdf-vor |
