| article html file updated | 30 August 2025 11:15 CEST | Update | https://www.mdpi.com/2071-1050/11/2/523 |
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| article pdf uploaded. | 19 January 2019 11:11 CET | Version of Record | https://www.mdpi.com/2071-1050/11/2/523/pdf |
| article xml uploaded. | 19 January 2019 11:11 CET | Update | https://www.mdpi.com/2071-1050/11/2/523/xml |
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