| article html file updated | 30 August 2025 02:35 CEST | Update | https://www.mdpi.com/2071-1050/10/2/487 |
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| article xml uploaded. | 12 February 2018 10:33 CET | Update | https://www.mdpi.com/2071-1050/10/2/487/xml |
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| article pdf uploaded. | 12 February 2018 10:33 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/487/pdf |
