| article html file updated | 1 September 2025 10:20 CEST | Update | https://www.mdpi.com/2076-0787/9/4/117 |
| article html file updated | 22 July 2022 09:58 CEST | Update | - |
| article html file updated | 15 October 2020 07:27 CEST | Update | - |
| article pdf uploaded. | 15 October 2020 07:26 CEST | Updated version of record | https://www.mdpi.com/2076-0787/9/4/117/pdf |
| article xml uploaded. | 15 October 2020 07:26 CEST | Update | https://www.mdpi.com/2076-0787/9/4/117/xml |
| article xml file uploaded | 15 October 2020 07:26 CEST | Update | - |
| article html file updated | 8 October 2020 12:39 CEST | Original file | - |
| article pdf uploaded. | 8 October 2020 12:38 CEST | Version of Record | https://www.mdpi.com/2076-0787/9/4/117/pdf-vor |
| article xml uploaded. | 8 October 2020 12:38 CEST | Update | - |
| article xml file uploaded | 8 October 2020 12:38 CEST | Original file | - |
