| article html file updated | 31 August 2025 18:09 CEST | Update | https://www.mdpi.com/2227-7390/8/4/640 |
| article html file updated | 21 August 2025 23:48 CEST | Update | - |
| article html file updated | 21 July 2022 02:36 CEST | Update | - |
| article html file updated | 27 April 2020 04:31 CEST | Original file | - |
| article pdf uploaded. | 27 April 2020 04:30 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/640/pdf |
| article xml uploaded. | 27 April 2020 04:30 CEST | Update | https://www.mdpi.com/2227-7390/8/4/640/xml |
| article xml file uploaded | 27 April 2020 04:30 CEST | Update | - |
| article pdf uploaded. | 21 April 2020 18:21 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/640/pdf-vor |
| article xml file uploaded | 21 April 2020 18:21 CEST | Original file | - |
