| article html file updated | 14 September 2018 10:09 CEST | Update | https://www.mdpi.com/1420-3049/19/10/15687 |
| article html file updated | 20 August 2015 21:38 CEST | Update | - |
| article html file updated | 31 October 2014 08:17 CET | Original file | - |
| article xml file uploaded | 31 October 2014 08:17 CET | Original file | https://www.mdpi.com/1420-3049/19/10/15687/xml |
| article pdf uploaded. | 29 September 2014 13:27 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/10/15687/pdf |
