| article html file updated | 20 August 2015 15:06 CEST | Update | https://www.mdpi.com/2072-4292/6/8/7442 |
| article html file updated | 18 September 2014 12:43 CEST | Original file | N/A |
| article xml file uploaded | 18 September 2014 12:43 CEST | Original file | https://www.mdpi.com/2072-4292/6/8/7442/xml |
| article pdf uploaded. | 13 August 2014 14:05 CEST | Updated version of record | https://www.mdpi.com/2072-4292/6/8/7442/pdf |
| article pdf uploaded. | 12 August 2014 14:12 CEST | Version of Record | https://www.mdpi.com/2072-4292/6/8/7442/pdf-vor |
