| article html file updated | 2 September 2025 00:47 CEST | Update | https://www.mdpi.com/2227-7390/9/6/631 |
| article html file updated | 25 July 2022 07:53 CEST | Update | N/A |
| article html file updated | 17 March 2021 07:21 CET | Original file | N/A |
| article pdf uploaded. | 17 March 2021 07:20 CET | Updated version of record | https://www.mdpi.com/2227-7390/9/6/631/pdf |
| article xml uploaded. | 17 March 2021 07:20 CET | Update | https://www.mdpi.com/2227-7390/9/6/631/xml |
| article xml file uploaded | 17 March 2021 07:20 CET | Original file | N/A |
| article pdf uploaded. | 16 March 2021 14:18 CET | Version of Record | https://www.mdpi.com/2227-7390/9/6/631/pdf-vor |
