| article html file updated | 31 August 2025 18:28 CEST | Update | https://www.mdpi.com/2075-4663/8/4/56 |
| article html file updated | 21 July 2022 02:55 CEST | Update | - |
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| article xml uploaded. | 24 April 2020 14:18 CEST | Update | https://www.mdpi.com/2075-4663/8/4/56/xml |
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