| article html file updated | 1 September 2025 20:20 CEST | Update | https://www.mdpi.com/2227-9059/9/2/137 |
| article html file updated | 24 July 2022 09:37 CEST | Update | N/A |
| article html file updated | 2 February 2021 04:32 CET | Update | N/A |
| article pdf uploaded. | 2 February 2021 04:31 CET | Updated version of record | https://www.mdpi.com/2227-9059/9/2/137/pdf |
| article xml uploaded. | 2 February 2021 04:31 CET | Update | https://www.mdpi.com/2227-9059/9/2/137/xml |
| article xml file uploaded | 2 February 2021 04:31 CET | Update | N/A |
| article html file updated | 1 February 2021 10:39 CET | Original file | N/A |
| article pdf uploaded. | 1 February 2021 10:38 CET | Version of Record | https://www.mdpi.com/2227-9059/9/2/137/pdf-vor |
| article xml uploaded. | 1 February 2021 10:38 CET | Update | N/A |
| article xml file uploaded | 1 February 2021 10:38 CET | Original file | N/A |
