| article html file updated | 1 September 2025 20:06 CEST | Update | https://www.mdpi.com/2227-9717/9/2/257 |
| article html file updated | 24 July 2022 06:41 CEST | Update | N/A |
| article html file updated | 22 February 2021 16:26 CET | Update | N/A |
| article pdf uploaded. | 22 February 2021 16:25 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/2/257/pdf |
| article xml uploaded. | 22 February 2021 16:25 CET | Update | https://www.mdpi.com/2227-9717/9/2/257/xml |
| article xml file uploaded | 22 February 2021 16:25 CET | Update | N/A |
| article html file updated | 19 February 2021 12:39 CET | Original file | N/A |
| article pdf uploaded. | 19 February 2021 12:38 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/2/257/pdf-vor |
| article xml uploaded. | 19 February 2021 12:38 CET | Update | N/A |
| article xml file uploaded | 19 February 2021 12:38 CET | Original file | N/A |
| article pdf uploaded. | 29 January 2021 11:40 CET | Version of Record | https://www.mdpi.com/2227-9717/9/2/257/pdf-vor |
