| article html file updated | 29 August 2025 21:14 CEST | Update | https://www.mdpi.com/1999-4915/6/9/3428 |
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| article xml file uploaded | 8 October 2014 08:16 CEST | Original file | https://www.mdpi.com/1999-4915/6/9/3428/xml |
| article pdf uploaded. | 16 September 2014 13:30 CEST | Version of Record | https://www.mdpi.com/1999-4915/6/9/3428/pdf |
