| article html file updated | 17 June 2015 07:44 CEST | Update | https://www.mdpi.com/1424-8220/13/3/3902 |
| 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/1424-8220/13/3/3902/xml |
| article html file updated | 23 April 2013 14:11 CEST | Update | N/A |
| article xml file uploaded | 23 April 2013 14:11 CEST | Update | N/A |
| article html file updated | 23 April 2013 12:08 CEST | Original file | N/A |
| article xml file uploaded | 23 April 2013 12:08 CEST | Original file | N/A |
| article pdf uploaded. | 20 March 2013 11:00 CET | Version of Record | https://www.mdpi.com/1424-8220/13/3/3902/pdf |
