| article html file updated | 20 August 2015 10:33 CEST | Update | https://www.mdpi.com/1424-8220/14/6/11031 |
| article html file updated | 30 July 2014 08:58 CEST | Original file | - |
| article xml file uploaded | 30 July 2014 08:57 CEST | Original file | https://www.mdpi.com/1424-8220/14/6/11031/xml |
| article pdf uploaded. | 23 June 2014 10:34 CEST | Updated version of record | https://www.mdpi.com/1424-8220/14/6/11031/pdf |
| article pdf uploaded. | 20 June 2014 14:01 CEST | Version of Record | https://www.mdpi.com/1424-8220/14/6/11031/pdf-vor |
