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| article xml file uploaded | 24 November 2014 08:52 CET | Original file | https://www.mdpi.com/2071-1050/6/11/7883/xml |
| article pdf uploaded. | 18 November 2014 08:34 CET | Updated version of record | https://www.mdpi.com/2071-1050/6/11/7883/pdf |
| article pdf uploaded. | 6 November 2014 11:38 CET | Version of Record | https://www.mdpi.com/2071-1050/6/11/7883/pdf-vor |
