| article html file updated | 29 August 2025 21:29 CEST | Update | https://www.mdpi.com/2071-1050/7/2/1142 |
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| article supplementary file uploaded. | 23 January 2015 08:31 CET | - | https://www.mdpi.com/2071-1050/7/2/1142#supplementary |
| article pdf uploaded. | 22 January 2015 13:10 CET | Version of Record | https://www.mdpi.com/2071-1050/7/2/1142/pdf |