| article html file updated | 20 August 2015 17:52 CEST | Update | https://www.mdpi.com/1424-8220/14/9/16672 |
| article html file updated | 24 October 2014 07:49 CEST | Original file | - |
| article xml file uploaded | 24 October 2014 07:49 CEST | Original file | https://www.mdpi.com/1424-8220/14/9/16672/xml |
| article pdf uploaded. | 9 September 2014 10:27 CEST | Version of Record | https://www.mdpi.com/1424-8220/14/9/16672/pdf |
