| article html file updated | 17 June 2015 07:25 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3394 |
| article html file updated | 21 May 2013 09:37 CEST | Update | - |
| article xml file uploaded | 21 May 2013 09:37 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3394/xml |
| article html file updated | 23 April 2013 14:05 CEST | Update | - |
| article xml file uploaded | 23 April 2013 14:04 CEST | Update | - |
| article html file updated | 23 April 2013 11:59 CEST | Original file | - |
| article xml file uploaded | 23 April 2013 11:59 CEST | Original file | - |
| article pdf uploaded. | 12 March 2013 11:24 CET | Version of Record | https://www.mdpi.com/1424-8220/13/3/3394/pdf |
