| article html file updated | 31 August 2025 11:09 CEST | Update | https://www.mdpi.com/2227-7390/8/2/219 |
| article html file updated | 20 July 2022 19:40 CEST | Update | - |
| article html file updated | 6 March 2020 07:39 CET | Update | - |
| article html file updated | 29 February 2020 15:11 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 15:09 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/2/219/pdf |
| article xml uploaded. | 29 February 2020 15:09 CET | Update | https://www.mdpi.com/2227-7390/8/2/219/xml |
| article xml file uploaded | 29 February 2020 15:09 CET | Update | - |
| article pdf uploaded. | 9 February 2020 06:03 CET | Version of Record | https://www.mdpi.com/2227-7390/8/2/219/pdf-vor |
| article xml file uploaded | 9 February 2020 06:03 CET | Original file | - |
