| article html file updated | 16 June 2015 04:51 CEST | Update | https://www.mdpi.com/1424-8220/8/9/5673 |
| article html file updated | 8 July 2013 13:54 CEST | Original file | N/A |
| article xml file uploaded | 8 July 2013 13:54 CEST | Original file | https://www.mdpi.com/1424-8220/8/9/5673/xml |
