| article html file updated | 25 December 2025 03:19 CET | Update | https://www.mdpi.com/2227-9717/9/2/285 |
| article html file updated | 1 September 2025 20:29 CEST | Update | N/A |
| article html file updated | 24 July 2022 11:28 CEST | Update | N/A |
| article html file updated | 3 February 2021 09:25 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2021 09:23 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/2/285/pdf |
| article xml uploaded. | 3 February 2021 09:23 CET | Update | https://www.mdpi.com/2227-9717/9/2/285/xml |
| article xml file uploaded | 3 February 2021 09:23 CET | Original file | N/A |
| article pdf uploaded. | 2 February 2021 12:48 CET | Version of Record | https://www.mdpi.com/2227-9717/9/2/285/pdf-vor |
