| article html file updated | 1 September 2025 20:38 CEST | Update | https://www.mdpi.com/1996-1073/14/4/806 |
| article html file updated | 24 July 2022 13:31 CEST | Update | N/A |
| article html file updated | 6 February 2021 09:59 CET | Update | N/A |
| article html file updated | 5 February 2021 12:58 CET | Original file | N/A |
| article pdf uploaded. | 5 February 2021 12:56 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/806/pdf |
| article xml uploaded. | 5 February 2021 12:56 CET | Update | https://www.mdpi.com/1996-1073/14/4/806/xml |
| article xml file uploaded | 5 February 2021 12:56 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2021 15:02 CET | Version of Record | https://www.mdpi.com/1996-1073/14/4/806/pdf-vor |