| article html file updated | 1 September 2025 12:11 CEST | Update | https://www.mdpi.com/2673-396X/1/2/9 |
| article html file updated | 22 July 2022 22:57 CEST | Update | - |
| article html file updated | 29 October 2020 09:24 CET | Original file | - |
| article pdf uploaded. | 29 October 2020 09:23 CET | Version of Record | https://www.mdpi.com/2673-396X/1/2/9/pdf |
| article xml uploaded. | 29 October 2020 09:23 CET | Update | https://www.mdpi.com/2673-396X/1/2/9/xml |
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