| article html file updated | 30 August 2025 20:26 CEST | Update | https://www.mdpi.com/2072-6643/11/6/1226 |
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| article pdf uploaded. | 29 May 2019 14:45 CEST | Version of Record | https://www.mdpi.com/2072-6643/11/6/1226/pdf |
| article xml uploaded. | 29 May 2019 14:45 CEST | Update | https://www.mdpi.com/2072-6643/11/6/1226/xml |
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