| article html file updated | 30 August 2025 15:11 CEST | Update | https://www.mdpi.com/2218-2004/7/2/49 |
| article html file updated | 19 July 2022 18:43 CEST | Update | - |
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| article pdf uploaded. | 17 May 2019 08:12 CEST | Version of Record | https://www.mdpi.com/2218-2004/7/2/49/pdf |
| article xml uploaded. | 17 May 2019 08:12 CEST | Update | https://www.mdpi.com/2218-2004/7/2/49/xml |
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