| article html file updated | 7 September 2025 01:49 CEST | Update | https://www.mdpi.com/2297-8747/26/4/69 |
| article html file updated | 30 July 2022 08:12 CEST | Update | - |
| article html file updated | 4 November 2021 07:58 CET | Original file | - |
| article pdf uploaded. | 4 November 2021 07:57 CET | Updated version of record | https://www.mdpi.com/2297-8747/26/4/69/pdf |
| article xml uploaded. | 4 November 2021 07:57 CET | Update | https://www.mdpi.com/2297-8747/26/4/69/xml |
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| article pdf uploaded. | 28 September 2021 14:29 CEST | Version of Record | https://www.mdpi.com/2297-8747/26/4/69/pdf-vor |
