| article html file updated | 19 August 2015 13:52 CEST | Update | https://www.mdpi.com/1424-8220/13/12/17322 |
| article html file updated | 14 January 2014 09:01 CET | Original file | - |
| article xml file uploaded | 14 January 2014 09:01 CET | Original file | https://www.mdpi.com/1424-8220/13/12/17322/xml |
| article pdf uploaded. | 19 December 2013 10:01 CET | Updated version of record | https://www.mdpi.com/1424-8220/13/12/17322/pdf |
| article pdf uploaded. | 16 December 2013 16:42 CET | Version of Record | https://www.mdpi.com/1424-8220/13/12/17322/pdf-vor |
