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| article xml file uploaded | 25 October 2013 11:11 CEST | Original file | https://www.mdpi.com/1999-4915/5/9/2210/xml |
| article pdf uploaded. | 8 October 2013 15:49 CEST | Updated version of record | https://www.mdpi.com/1999-4915/5/9/2210/pdf |
| article pdf uploaded. | 18 September 2013 16:58 CEST | Updated version of record | https://www.mdpi.com/1999-4915/5/9/2210/pdf-vor |
| article pdf uploaded. | 17 September 2013 13:17 CEST | Updated version of record | https://www.mdpi.com/1999-4915/5/9/2210/pdf-vor |
| article pdf uploaded. | 16 September 2013 10:48 CEST | Version of Record | https://www.mdpi.com/1999-4915/5/9/2210/pdf-vor |
