| article html file updated | 1 September 2025 22:24 CEST | Update | https://www.mdpi.com/1424-8220/21/4/1509 |
| article html file updated | 25 July 2022 04:29 CEST | Update | N/A |
| article html file updated | 24 February 2021 02:59 CET | Update | N/A |
| article pdf uploaded. | 24 February 2021 02:57 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/4/1509/pdf |
| article xml uploaded. | 24 February 2021 02:57 CET | Update | https://www.mdpi.com/1424-8220/21/4/1509/xml |
| article xml file uploaded | 24 February 2021 02:57 CET | Update | N/A |
| article html file updated | 22 February 2021 11:39 CET | Update | N/A |
| article pdf uploaded. | 22 February 2021 11:38 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/4/1509/pdf-vor |
| article xml uploaded. | 22 February 2021 11:38 CET | Update | N/A |
| article xml file uploaded | 22 February 2021 11:38 CET | Update | N/A |
| article html file updated | 22 February 2021 11:07 CET | Original file | N/A |
| article pdf uploaded. | 22 February 2021 11:06 CET | Version of Record | https://www.mdpi.com/1424-8220/21/4/1509/pdf-vor |
| article xml uploaded. | 22 February 2021 11:06 CET | Update | N/A |
| article xml file uploaded | 22 February 2021 11:06 CET | Original file | N/A |
