| article html file updated | 1 September 2025 21:44 CEST | Update | https://www.mdpi.com/2227-9032/9/2/208 |
| article html file updated | 25 July 2022 03:34 CEST | Update | - |
| article html file updated | 19 February 2021 02:44 CET | Update | - |
| article pdf uploaded. | 19 February 2021 02:43 CET | Updated version of record | https://www.mdpi.com/2227-9032/9/2/208/pdf |
| article xml uploaded. | 19 February 2021 02:43 CET | Update | https://www.mdpi.com/2227-9032/9/2/208/xml |
| article xml file uploaded | 19 February 2021 02:43 CET | Update | - |
| article html file updated | 15 February 2021 09:27 CET | Original file | - |
| article pdf uploaded. | 15 February 2021 09:26 CET | Version of Record | https://www.mdpi.com/2227-9032/9/2/208/pdf-vor |
| article xml uploaded. | 15 February 2021 09:26 CET | Update | - |
| article xml file uploaded | 15 February 2021 09:26 CET | Original file | - |
