| article html file updated | 31 August 2025 21:39 CEST | Update | https://www.mdpi.com/2227-7390/8/6/864 |
| article html file updated | 21 July 2022 06:03 CEST | Update | - |
| article html file updated | 30 June 2020 14:05 CEST | Original file | - |
| article pdf uploaded. | 30 June 2020 14:03 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/6/864/pdf |
| article xml uploaded. | 30 June 2020 14:03 CEST | Update | https://www.mdpi.com/2227-7390/8/6/864/xml |
| article xml file uploaded | 30 June 2020 14:02 CEST | Update | - |
| article pdf uploaded. | 26 May 2020 13:30 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/6/864/pdf-vor |
| article xml file uploaded | 26 May 2020 13:30 CEST | Original file | - |
