| article html file updated | 24 December 2025 13:42 CET | Update | https://www.mdpi.com/2071-1050/5/9/3640 |
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| article pdf uploaded. | 26 August 2013 09:34 CEST | Version of Record | https://www.mdpi.com/2071-1050/5/9/3640/pdf |
