| article html file updated | 1 September 2025 02:26 CEST | Update | https://www.mdpi.com/1999-4893/13/7/168 |
| article html file updated | 21 July 2022 23:48 CEST | Update | - |
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| article xml uploaded. | 16 July 2020 08:41 CEST | Update | https://www.mdpi.com/1999-4893/13/7/168/xml |
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| article pdf uploaded. | 11 July 2020 14:46 CEST | Version of Record | https://www.mdpi.com/1999-4893/13/7/168/pdf-vor |
