| article html file updated | 20 August 2015 10:45 CEST | Update | https://www.mdpi.com/1996-1073/7/6/3955 |
| article html file updated | 9 July 2014 09:46 CEST | Original file | - |
| article xml file uploaded | 9 July 2014 09:46 CEST | Original file | https://www.mdpi.com/1996-1073/7/6/3955/xml |
| article pdf uploaded. | 24 June 2014 09:13 CEST | Version of Record | https://www.mdpi.com/1996-1073/7/6/3955/pdf |
