| article html file updated | 7 September 2025 00:54 CEST | Update | https://www.mdpi.com/2571-9408/4/3/137 |
| article html file updated | 30 July 2022 05:53 CEST | Update | - |
| article html file updated | 4 November 2021 10:37 CET | Update | - |
| article xml uploaded. | 4 November 2021 10:35 CET | Update | https://www.mdpi.com/2571-9408/4/3/137/xml |
| article xml uploaded. | 4 November 2021 10:35 CET | Update | - |
| article xml uploaded. | 4 November 2021 10:35 CET | Update | - |
| article pdf uploaded. | 4 November 2021 10:35 CET | Updated version of record | https://www.mdpi.com/2571-9408/4/3/137/pdf |
| article html file updated | 17 September 2021 12:18 CEST | Update | - |
| article pdf uploaded. | 17 September 2021 12:16 CEST | Updated version of record | https://www.mdpi.com/2571-9408/4/3/137/pdf-vor |
| article xml uploaded. | 17 September 2021 12:16 CEST | Update | - |
| article xml file uploaded | 17 September 2021 12:16 CEST | Update | - |
| article html file updated | 15 September 2021 11:06 CEST | Original file | - |
| article pdf uploaded. | 15 September 2021 11:04 CEST | Version of Record | https://www.mdpi.com/2571-9408/4/3/137/pdf-vor |
| article xml uploaded. | 15 September 2021 11:04 CEST | Update | - |
| article xml file uploaded | 15 September 2021 11:04 CEST | Original file | - |
