| article html file updated | 17 June 2015 07:45 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3922 |
| article html file updated | 21 May 2013 09:39 CEST | Update | - |
| article xml file uploaded | 21 May 2013 09:38 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3922/xml |
| article html file updated | 23 April 2013 14:11 CEST | Update | - |
| article xml file uploaded | 23 April 2013 14:11 CEST | Update | - |
| article html file updated | 23 April 2013 12:09 CEST | Original file | - |
| article xml file uploaded | 23 April 2013 12:08 CEST | Original file | - |
| article pdf uploaded. | 20 March 2013 11:08 CET | Version of Record | https://www.mdpi.com/1424-8220/13/3/3922/pdf |
