| article html file updated | 6 February 2020 12:41 CET | Update | https://www.mdpi.com/2071-1050/6/10/6985 |
| article html file updated | 7 May 2019 07:25 CEST | Update | - |
| article html file updated | 22 March 2019 02:09 CET | Update | - |
| article html file updated | 20 August 2015 22:17 CEST | Update | - |
| article html file updated | 22 October 2014 11:23 CEST | Update | - |
| article xml file uploaded | 22 October 2014 11:23 CEST | Update | https://www.mdpi.com/2071-1050/6/10/6985/xml |
| article html file updated | 22 October 2014 04:01 CEST | Update | - |
| article xml file uploaded | 22 October 2014 04:01 CEST | Update | - |
| article html file updated | 16 October 2014 04:30 CEST | Original file | - |
| article xml file uploaded | 16 October 2014 04:30 CEST | Original file | - |
| article pdf uploaded. | 7 October 2014 10:48 CEST | Version of Record | https://www.mdpi.com/2071-1050/6/10/6985/pdf |