| article html file updated | 1 September 2025 18:19 CEST | Update | https://www.mdpi.com/2077-1312/9/1/68 |
| article html file updated | 23 July 2022 13:49 CEST | Update | - |
| article html file updated | 18 January 2021 03:33 CET | Update | - |
| article pdf uploaded. | 18 January 2021 03:30 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/1/68/pdf |
| article xml uploaded. | 18 January 2021 03:30 CET | Update | https://www.mdpi.com/2077-1312/9/1/68/xml |
| article xml file uploaded | 18 January 2021 03:30 CET | Update | - |
| article html file updated | 11 January 2021 13:26 CET | Original file | - |
| article pdf uploaded. | 11 January 2021 13:24 CET | Version of Record | https://www.mdpi.com/2077-1312/9/1/68/pdf-vor |
| article xml uploaded. | 11 January 2021 13:24 CET | Update | - |
| article xml file uploaded | 11 January 2021 13:24 CET | Original file | - |
