| article html file updated | 30 August 2025 10:38 CEST | Update | https://www.mdpi.com/2071-1050/11/1/240 |
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| article pdf uploaded. | 5 January 2019 11:20 CET | Version of Record | https://www.mdpi.com/2071-1050/11/1/240/pdf |
| article xml uploaded. | 5 January 2019 11:20 CET | Update | https://www.mdpi.com/2071-1050/11/1/240/xml |
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