| article html file updated | 1 September 2025 22:21 CEST | Update | https://www.mdpi.com/2075-1702/9/2/44 |
| article html file updated | 25 July 2022 04:24 CEST | Update | - |
| article html file updated | 23 February 2021 02:02 CET | Update | - |
| article pdf uploaded. | 23 February 2021 02:01 CET | Updated version of record | https://www.mdpi.com/2075-1702/9/2/44/pdf |
| article xml uploaded. | 23 February 2021 02:01 CET | Update | https://www.mdpi.com/2075-1702/9/2/44/xml |
| article xml file uploaded | 23 February 2021 02:01 CET | Update | - |
| article html file updated | 21 February 2021 10:55 CET | Original file | - |
| article pdf uploaded. | 21 February 2021 10:54 CET | Version of Record | https://www.mdpi.com/2075-1702/9/2/44/pdf-vor |
| article xml uploaded. | 21 February 2021 10:54 CET | Update | - |
| article xml file uploaded | 21 February 2021 10:54 CET | Original file | - |
