| article html file updated | 20 August 2015 04:07 CEST | Update | https://www.mdpi.com/1424-8220/14/4/7181 |
| article html file updated | 25 July 2014 12:24 CEST | Update | - |
| article xml file uploaded | 25 July 2014 12:24 CEST | Update | https://www.mdpi.com/1424-8220/14/4/7181/xml |
| article html file updated | 20 May 2014 13:39 CEST | Original file | - |
| article xml file uploaded | 20 May 2014 13:38 CEST | Original file | - |
| article pdf uploaded. | 22 April 2014 12:01 CEST | Version of Record | https://www.mdpi.com/1424-8220/14/4/7181/pdf |
