| article html file updated | 1 September 2025 07:49 CEST | Update | https://www.mdpi.com/1999-4907/11/9/969 |
| article html file updated | 22 July 2022 06:13 CEST | Update | - |
| article html file updated | 7 October 2020 13:54 CEST | Update | - |
| article html file updated | 7 September 2020 09:39 CEST | Original file | - |
| article pdf uploaded. | 7 September 2020 09:37 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/9/969/pdf |
| article xml uploaded. | 7 September 2020 09:37 CEST | Update | https://www.mdpi.com/1999-4907/11/9/969/xml |
| article xml file uploaded | 7 September 2020 09:37 CEST | Original file | - |
