| article html file updated | 2 September 2025 09:15 CEST | Update | https://www.mdpi.com/2227-9067/8/6/456 |
| article html file updated | 26 July 2022 22:00 CEST | Update | - |
| article html file updated | 31 May 2021 03:11 CEST | Update | - |
| article pdf uploaded. | 31 May 2021 03:10 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/6/456/pdf |
| article xml uploaded. | 31 May 2021 03:10 CEST | Update | https://www.mdpi.com/2227-9067/8/6/456/xml |
| article xml file uploaded | 31 May 2021 03:10 CEST | Update | - |
| article html file updated | 29 May 2021 12:28 CEST | Original file | - |
| article pdf uploaded. | 29 May 2021 12:27 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/6/456/pdf-vor |
| article xml file uploaded | 29 May 2021 12:27 CEST | Original file | - |
