| article html file updated | 17 September 2018 11:58 CEST | Update | https://www.mdpi.com/1420-3049/19/8/11999 |
| article html file updated | 12 September 2018 10:00 CEST | Update | - |
| article html file updated | 20 August 2015 14:58 CEST | Update | - |
| article html file updated | 2 September 2014 10:45 CEST | Original file | - |
| article xml file uploaded | 2 September 2014 10:45 CEST | Original file | https://www.mdpi.com/1420-3049/19/8/11999/xml |
| article pdf uploaded. | 18 August 2014 15:59 CEST | Updated version of record | https://www.mdpi.com/1420-3049/19/8/11999/pdf |
| article pdf uploaded. | 11 August 2014 13:17 CEST | Version of Record | https://www.mdpi.com/1420-3049/19/8/11999/pdf-vor |
