| article html file updated | 16 June 2015 05:06 CEST | Update | https://www.mdpi.com/1424-8220/8/11/7224 |
| article html file updated | 1 October 2013 09:03 CEST | Original file | N/A |
| article xml file uploaded | 1 October 2013 09:02 CEST | Original file | https://www.mdpi.com/1424-8220/8/11/7224/xml |
