| article html file updated | 28 September 2025 19:20 CEST | Update | https://www.mdpi.com/2071-1050/5/6/2722 |
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| article pdf uploaded. | 19 June 2013 12:32 CEST | Version of Record | https://www.mdpi.com/2071-1050/5/6/2722/pdf |
