| article html file updated | 2 September 2025 09:47 CEST | Update | https://www.mdpi.com/2077-1312/9/6/621 |
| article html file updated | 26 July 2022 22:43 CEST | Update | N/A |
| article html file updated | 7 June 2021 09:59 CEST | Update | N/A |
| article html file updated | 7 June 2021 09:25 CEST | Original file | N/A |
| article pdf uploaded. | 7 June 2021 09:23 CEST | Updated version of record | https://www.mdpi.com/2077-1312/9/6/621/pdf |
| article xml uploaded. | 7 June 2021 09:23 CEST | Update | https://www.mdpi.com/2077-1312/9/6/621/xml |
| article xml file uploaded | 7 June 2021 09:23 CEST | Original file | N/A |
| article pdf uploaded. | 3 June 2021 12:44 CEST | Version of Record | https://www.mdpi.com/2077-1312/9/6/621/pdf-vor |
