| article html file updated | 31 August 2025 17:11 CEST | Update | https://www.mdpi.com/2227-7390/8/4/568 |
| article html file updated | 21 July 2022 01:40 CEST | Update | - |
| article html file updated | 8 October 2020 21:06 CEST | Update | - |
| article html file updated | 23 April 2020 18:09 CEST | Original file | - |
| article pdf uploaded. | 23 April 2020 18:07 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/568/pdf |
| article xml uploaded. | 23 April 2020 18:07 CEST | Update | https://www.mdpi.com/2227-7390/8/4/568/xml |
| article xml file uploaded | 23 April 2020 18:07 CEST | Update | - |
| article pdf uploaded. | 11 April 2020 17:37 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/568/pdf-vor |
| article xml file uploaded | 11 April 2020 17:37 CEST | Original file | - |
