| article html file updated | 20 August 2015 23:49 CEST | Update | https://www.mdpi.com/1996-1073/7/10/6798 |
| article html file updated | 10 November 2014 07:31 CET | Original file | - |
| article xml file uploaded | 10 November 2014 07:31 CET | Original file | https://www.mdpi.com/1996-1073/7/10/6798/xml |
| article pdf uploaded. | 21 October 2014 10:01 CEST | Version of Record | https://www.mdpi.com/1996-1073/7/10/6798/pdf |
