| article html file updated | 12 September 2018 11:55 CEST | Update | https://www.mdpi.com/1420-3049/19/9/13878 |
| article html file updated | 20 August 2015 17:28 CEST | Update | - |
| article html file updated | 9 October 2014 11:23 CEST | Original file | - |
| article xml file uploaded | 9 October 2014 11:23 CEST | Original file | https://www.mdpi.com/1420-3049/19/9/13878/xml |
| article pdf uploaded. | 26 September 2014 09:03 CEST | Updated version of record | https://www.mdpi.com/1420-3049/19/9/13878/pdf |
| article pdf uploaded. | 4 September 2014 11:01 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/9/13878/pdf-vor |
