| article html file updated | 19 August 2015 19:29 CEST | Update | https://www.mdpi.com/1424-8220/14/2/2397 |
| article html file updated | 14 March 2014 10:53 CET | Original file | N/A |
| article xml file uploaded | 14 March 2014 10:53 CET | Original file | https://www.mdpi.com/1424-8220/14/2/2397/xml |
| article pdf uploaded. | 30 January 2014 10:38 CET | Version of Record | https://www.mdpi.com/1424-8220/14/2/2397/pdf |
