| article html file updated | 16 June 2015 04:56 CEST | Update | https://www.mdpi.com/1660-3397/6/4/528 |
| article html file updated | 5 March 2015 11:20 CET | Update | - |
| article xml file uploaded | 5 March 2015 11:20 CET | Original file | https://www.mdpi.com/1660-3397/6/4/528/xml |
| article html file updated | 6 February 2013 14:10 CET | Update | - |
| article html file updated | 5 February 2013 17:58 CET | Update | - |
| article html file updated | 28 January 2013 16:01 CET | Update | - |
| article html file updated | 25 January 2013 17:38 CET | Update | - |
| article html file updated | 21 January 2013 10:24 CET | Update | - |
| article html file updated | 18 January 2013 19:49 CET | Update | - |
| article html file updated | 17 January 2013 18:23 CET | Original file | - |
