| article html file updated | 29 August 2025 21:57 CEST | Update | https://www.mdpi.com/2071-1050/7/8/9823 |
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| article xml file uploaded | 3 September 2015 03:56 CEST | Original file | https://www.mdpi.com/2071-1050/7/8/9823/xml |
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| article pdf uploaded. | 31 July 2015 09:26 CEST | Updated version of record | https://www.mdpi.com/2071-1050/7/8/9823/pdf |
| article pdf uploaded. | 23 July 2015 11:28 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/8/9823/pdf-vor |
