| article html file updated | 1 September 2025 04:31 CEST | Update | https://www.mdpi.com/1999-4923/12/8/721 |
| article html file updated | 22 July 2022 01:59 CEST | Update | - |
| article html file updated | 31 July 2020 12:21 CEST | Original file | - |
| article pdf uploaded. | 31 July 2020 11:27 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/8/721/pdf |
| article xml uploaded. | 31 July 2020 11:27 CEST | Update | https://www.mdpi.com/1999-4923/12/8/721/xml |
| article xml file uploaded | 31 July 2020 11:27 CEST | Original file | - |
