| article html file updated | 31 August 2025 06:57 CEST | Update | https://www.mdpi.com/1996-1944/13/1/23 |
| article html file updated | 19 July 2022 21:19 CEST | Update | - |
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| article xml uploaded. | 19 December 2019 10:55 CET | Update | https://www.mdpi.com/1996-1944/13/1/23/xml |
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