| article html file updated | 19 August 2015 21:41 CEST | Update | https://www.mdpi.com/1996-1944/7/3/1473 |
| article html file updated | 3 June 2014 14:25 CEST | Original file | - |
| article xml file uploaded | 3 June 2014 14:25 CEST | Original file | https://www.mdpi.com/1996-1944/7/3/1473/xml |
| article pdf uploaded. | 25 February 2014 13:50 CET | Version of Record | https://www.mdpi.com/1996-1944/7/3/1473/pdf |
