| article html file updated | 2 September 2025 09:22 CEST | Update | https://www.mdpi.com/2227-9059/9/6/621 |
| article html file updated | 26 July 2022 22:09 CEST | Update | - |
| article html file updated | 2 June 2021 13:00 CEST | Update | - |
| article pdf uploaded. | 2 June 2021 12:59 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/6/621/pdf |
| article xml uploaded. | 2 June 2021 12:59 CEST | Update | https://www.mdpi.com/2227-9059/9/6/621/xml |
| article xml file uploaded | 2 June 2021 12:59 CEST | Update | - |
| article html file updated | 1 June 2021 11:45 CEST | Update | - |
| article pdf uploaded. | 1 June 2021 11:43 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/6/621/pdf-vor |
| article xml file uploaded | 1 June 2021 11:43 CEST | Update | - |
| article html file updated | 1 June 2021 07:28 CEST | Original file | - |
| article pdf uploaded. | 1 June 2021 07:26 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/6/621/pdf-vor |
| article xml file uploaded | 1 June 2021 07:26 CEST | Original file | - |
| article pdf uploaded. | 30 May 2021 16:48 CEST | Updated version of record | https://www.mdpi.com/2227-9059/9/6/621/pdf-vor |
| article pdf uploaded. | 30 May 2021 16:18 CEST | Version of Record | https://www.mdpi.com/2227-9059/9/6/621/pdf-vor |
