| article html file updated | 1 September 2025 08:21 CEST | Update | https://www.mdpi.com/1999-4923/12/9/871 |
| article html file updated | 22 July 2022 07:00 CEST | Update | - |
| article html file updated | 13 September 2020 10:05 CEST | Original file | - |
| article pdf uploaded. | 13 September 2020 10:03 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/9/871/pdf |
| article xml uploaded. | 13 September 2020 10:03 CEST | Update | https://www.mdpi.com/1999-4923/12/9/871/xml |
| article xml file uploaded | 13 September 2020 10:03 CEST | Original file | - |
