| article html file updated | 31 August 2025 12:00 CEST | Update | https://www.mdpi.com/2227-7390/8/2/269 |
| article html file updated | 20 July 2022 20:31 CEST | Update | - |
| article html file updated | 6 March 2020 07:27 CET | Update | - |
| article html file updated | 24 February 2020 12:25 CET | Original file | - |
| article pdf uploaded. | 24 February 2020 12:23 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/269/pdf |
| article xml uploaded. | 24 February 2020 12:23 CET | Update | https://www.mdpi.com/2227-7390/8/2/269/xml |
| article xml file uploaded | 24 February 2020 12:23 CET | Update | - |
| article pdf uploaded. | 18 February 2020 14:23 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/269/pdf-vor |
| article xml file uploaded | 18 February 2020 14:23 CET | Original file | - |
