| article html file updated | 17 June 2015 05:49 CEST | Update | https://www.mdpi.com/1424-8220/13/2/1603 |
| article html file updated | 30 October 2013 09:37 CET | Update | N/A |
| article xml file uploaded | 30 October 2013 09:37 CET | Update | https://www.mdpi.com/1424-8220/13/2/1603/xml |
| article html file updated | 23 April 2013 15:11 CEST | Update | N/A |
| article xml file uploaded | 23 April 2013 15:11 CEST | Update | N/A |
| article html file updated | 25 March 2013 12:04 CET | Original file | N/A |
| article xml file uploaded | 25 March 2013 12:04 CET | Original file | N/A |
| article pdf uploaded. | 25 January 2013 11:43 CET | Version of Record | https://www.mdpi.com/1424-8220/13/2/1603/pdf |
