| article html file updated | 12 September 2018 07:45 CEST | Update | https://www.mdpi.com/1420-3049/19/6/7104 |
| article html file updated | 20 August 2015 08:49 CEST | Update | - |
| article html file updated | 1 July 2014 05:20 CEST | Original file | - |
| article xml file uploaded | 1 July 2014 05:20 CEST | Original file | https://www.mdpi.com/1420-3049/19/6/7104/xml |
| article pdf uploaded. | 30 May 2014 11:28 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/6/7104/pdf |
