| article html file updated | 17 June 2015 07:43 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3831 |
| article html file updated | 21 May 2013 09:38 CEST | Update | N/A |
| article xml file uploaded | 21 May 2013 09:38 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3831/xml |
| article html file updated | 23 April 2013 14:10 CEST | Update | N/A |
| article xml file uploaded | 23 April 2013 14:10 CEST | Update | N/A |
| article html file updated | 23 April 2013 12:07 CEST | Original file | N/A |
| article xml file uploaded | 23 April 2013 12:07 CEST | Original file | N/A |
| article pdf uploaded. | 19 March 2013 13:44 CET | Version of Record | https://www.mdpi.com/1424-8220/13/3/3831/pdf |
