| article html file updated | 1 September 2025 20:50 CEST | Update | https://www.mdpi.com/1996-1073/14/4/837 |
| article html file updated | 24 July 2022 16:18 CEST | Update | - |
| article html file updated | 24 February 2021 11:33 CET | Update | - |
| article pdf uploaded. | 24 February 2021 11:32 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/837/pdf |
| article xml uploaded. | 24 February 2021 11:32 CET | Update | https://www.mdpi.com/1996-1073/14/4/837/xml |
| article xml file uploaded | 24 February 2021 11:32 CET | Update | - |
| article html file updated | 7 February 2021 12:22 CET | Original file | - |
| article pdf uploaded. | 7 February 2021 12:20 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/837/pdf-vor |
| article xml uploaded. | 7 February 2021 12:20 CET | Update | - |
| article xml file uploaded | 7 February 2021 12:20 CET | Original file | - |
| article pdf uploaded. | 5 February 2021 12:35 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/4/837/pdf-vor |
| article pdf uploaded. | 5 February 2021 11:59 CET | Version of Record | https://www.mdpi.com/1996-1073/14/4/837/pdf-vor |
