| article html file updated | 1 September 2025 06:41 CEST | Update | https://www.mdpi.com/1999-4907/11/9/931 |
| article html file updated | 22 July 2022 04:50 CEST | Update | - |
| article html file updated | 7 October 2020 13:46 CEST | Update | - |
| article html file updated | 26 August 2020 15:29 CEST | Original file | - |
| article pdf uploaded. | 26 August 2020 15:27 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/9/931/pdf |
| article xml uploaded. | 26 August 2020 15:27 CEST | Update | https://www.mdpi.com/1999-4907/11/9/931/xml |
| article xml file uploaded | 26 August 2020 15:27 CEST | Original file | - |
| article pdf uploaded. | 26 August 2020 11:31 CEST | Version of Record | - |
