| article html file updated | 21 August 2015 04:21 CEST | Update | https://www.mdpi.com/1424-8220/14/12/24338 |
| article html file updated | 20 January 2015 08:48 CET | Original file | N/A |
| article xml file uploaded | 20 January 2015 08:48 CET | Original file | https://www.mdpi.com/1424-8220/14/12/24338/xml |
| article pdf uploaded. | 17 December 2014 13:51 CET | Version of Record | https://www.mdpi.com/1424-8220/14/12/24338/pdf |
