| article html file updated | 1 September 2025 17:34 CEST | Update | https://www.mdpi.com/2075-1702/9/1/4 |
| article html file updated | 23 July 2022 09:32 CEST | Update | - |
| article html file updated | 12 January 2021 12:57 CET | Update | - |
| article pdf uploaded. | 12 January 2021 12:56 CET | Updated version of record | https://www.mdpi.com/2075-1702/9/1/4/pdf |
| article xml uploaded. | 12 January 2021 12:56 CET | Update | https://www.mdpi.com/2075-1702/9/1/4/xml |
| article xml file uploaded | 12 January 2021 12:56 CET | Update | - |
| article html file updated | 4 January 2021 09:21 CET | Update | - |
| article pdf uploaded. | 4 January 2021 09:20 CET | Updated version of record | https://www.mdpi.com/2075-1702/9/1/4/pdf-vor |
| article xml file uploaded | 4 January 2021 09:20 CET | Update | - |
| article html file updated | 4 January 2021 06:00 CET | Update | - |
| article html file updated | 4 January 2021 05:50 CET | Update | - |
| article pdf uploaded. | 4 January 2021 05:48 CET | Updated version of record | https://www.mdpi.com/2075-1702/9/1/4/pdf-vor |
| article xml file uploaded | 4 January 2021 05:48 CET | Update | - |
| article html file updated | 1 January 2021 10:32 CET | Original file | - |
| article pdf uploaded. | 1 January 2021 10:30 CET | Version of Record | https://www.mdpi.com/2075-1702/9/1/4/pdf-vor |
| article xml file uploaded | 1 January 2021 10:30 CET | Original file | - |
