| article html file updated | 30 July 2022 11:21 CEST | Update | https://www.mdpi.com/2199-8531/7/4/217 |
| article html file updated | 16 October 2021 14:52 CEST | Original file | - |
| article pdf uploaded. | 16 October 2021 14:51 CEST | Version of Record | https://www.mdpi.com/2199-8531/7/4/217/pdf |
| article xml uploaded. | 16 October 2021 14:51 CEST | Update | https://www.mdpi.com/2199-8531/7/4/217/xml |
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