| article html file updated | 20 August 2015 04:55 CEST | Update | https://www.mdpi.com/1996-1944/7/5/3353 |
| article html file updated | 30 July 2014 12:19 CEST | Original file | - |
| article xml file uploaded | 30 July 2014 12:18 CEST | Original file | https://www.mdpi.com/1996-1944/7/5/3353/xml |
| article pdf uploaded. | 28 April 2014 13:44 CEST | Version of Record | https://www.mdpi.com/1996-1944/7/5/3353/pdf |
