| article html file updated | 1 September 2025 18:31 CEST | Update | https://www.mdpi.com/1424-8220/21/2/521 |
| article html file updated | 23 July 2022 15:11 CEST | Update | - |
| article html file updated | 15 January 2021 11:55 CET | Update | - |
| article pdf uploaded. | 15 January 2021 11:54 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/2/521/pdf |
| article xml uploaded. | 15 January 2021 11:54 CET | Update | https://www.mdpi.com/1424-8220/21/2/521/xml |
| article xml file uploaded | 15 January 2021 11:54 CET | Update | - |
| article html file updated | 13 January 2021 10:35 CET | Original file | - |
| article pdf uploaded. | 13 January 2021 10:33 CET | Version of Record | https://www.mdpi.com/1424-8220/21/2/521/pdf-vor |
| article xml uploaded. | 13 January 2021 10:33 CET | Update | - |
| article xml file uploaded | 13 January 2021 10:33 CET | Original file | - |
