| article html file updated | 31 August 2025 11:39 CEST | Update | https://www.mdpi.com/2227-7390/8/2/247 |
| article html file updated | 20 July 2022 20:10 CEST | Update | - |
| article html file updated | 6 March 2020 07:34 CET | Update | - |
| article html file updated | 29 February 2020 13:59 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 13:57 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/247/pdf |
| article xml uploaded. | 29 February 2020 13:57 CET | Update | https://www.mdpi.com/2227-7390/8/2/247/xml |
| article xml file uploaded | 29 February 2020 13:57 CET | Update | - |
| article pdf uploaded. | 14 February 2020 11:23 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/247/pdf-vor |
| article xml file uploaded | 14 February 2020 11:23 CET | Original file | - |
