| article html file updated | 20 August 2015 05:59 CEST | Update | https://www.mdpi.com/1996-1944/7/5/3651 |
| article html file updated | 30 July 2014 12:27 CEST | Original file | - |
| article xml file uploaded | 30 July 2014 12:26 CEST | Original file | https://www.mdpi.com/1996-1944/7/5/3651/xml |
| article pdf uploaded. | 7 May 2014 08:36 CEST | Version of Record | https://www.mdpi.com/1996-1944/7/5/3651/pdf |
