| article html file updated | 19 August 2015 20:36 CEST | Update | https://www.mdpi.com/1424-8220/14/2/3172 |
| article html file updated | 14 March 2014 10:58 CET | Original file | - |
| article xml file uploaded | 14 March 2014 10:58 CET | Original file | https://www.mdpi.com/1424-8220/14/2/3172/xml |
| article pdf uploaded. | 18 February 2014 10:37 CET | Version of Record | https://www.mdpi.com/1424-8220/14/2/3172/pdf |
