| article html file updated | 20 August 2015 17:36 CEST | Update | https://www.mdpi.com/1424-8220/14/9/16651 |
| 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/1424-8220/14/9/16651/xml |
| article pdf uploaded. | 5 September 2014 12:12 CEST | Version of Record | https://www.mdpi.com/1424-8220/14/9/16651/pdf |
