| article html file updated | 18 August 2026 17:56 CEST | Update | https://www.mdpi.com/1996-1073/14/2/440 |
| article html file updated | 10 October 2025 09:19 CEST | Update | N/A |
| article html file updated | 23 July 2022 16:51 CEST | Update | N/A |
| article html file updated | 20 January 2021 03:21 CET | Original file | N/A |
| article pdf uploaded. | 20 January 2021 03:19 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/2/440/pdf |
| article xml uploaded. | 20 January 2021 03:19 CET | Update | https://www.mdpi.com/1996-1073/14/2/440/xml |
| article xml file uploaded | 20 January 2021 03:19 CET | Original file | N/A |
| article pdf uploaded. | 15 January 2021 10:25 CET | Version of Record | https://www.mdpi.com/1996-1073/14/2/440/pdf-vor |
