| article html file updated | 11 November 2015 10:26 CET | Update | https://www.mdpi.com/1424-8220/10/11/10226 |
| article xml file uploaded | 11 November 2015 10:26 CET | Update | https://www.mdpi.com/1424-8220/10/11/10226/xml |
| article html file updated | 16 June 2015 12:41 CEST | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Original file | - |
| article html file updated | 6 February 2013 19:01 CET | Update | - |
| article html file updated | 5 February 2013 22:56 CET | Update | - |
| article html file updated | 28 January 2013 20:27 CET | Update | - |
| article html file updated | 25 January 2013 23:58 CET | Update | - |
| article html file updated | 22 January 2013 06:16 CET | Original file | - |
