| article html file updated | 19 August 2015 16:28 CEST | Update | https://www.mdpi.com/1424-8220/14/1/770 |
| article html file updated | 20 February 2014 09:15 CET | Original file | - |
| article xml file uploaded | 20 February 2014 09:15 CET | Original file | https://www.mdpi.com/1424-8220/14/1/770/xml |
| article pdf uploaded. | 3 January 2014 12:57 CET | Updated version of record | https://www.mdpi.com/1424-8220/14/1/770/pdf |
