| article html file updated | 19 August 2015 21:36 CEST | Update | https://www.mdpi.com/1996-1073/7/3/1098 |
| article html file updated | 3 June 2014 12:09 CEST | Original file | - |
| article xml file uploaded | 3 June 2014 12:08 CEST | Original file | https://www.mdpi.com/1996-1073/7/3/1098/xml |
| article pdf uploaded. | 25 February 2014 11:51 CET | Version of Record | https://www.mdpi.com/1996-1073/7/3/1098/pdf |
