| article html file updated | 13 August 2026 08:51 CEST | Update | https://www.mdpi.com/2071-1050/6/12/9428 |
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| article pdf uploaded. | 17 December 2014 14:25 CET | Version of Record | https://www.mdpi.com/2071-1050/6/12/9428/pdf |
