| article html file updated | 19 August 2015 17:52 CEST | Update | https://www.mdpi.com/1996-1944/7/1/527 |
| article html file updated | 3 June 2014 13:37 CEST | Original file | N/A |
| article xml file uploaded | 3 June 2014 13:37 CEST | Original file | https://www.mdpi.com/1996-1944/7/1/527/xml |
| article pdf uploaded. | 20 January 2014 08:57 CET | Version of Record | https://www.mdpi.com/1996-1944/7/1/527/pdf |
