| article html file updated | 7 February 2020 15:01 CET | Update | https://www.mdpi.com/2071-1050/8/9/943 |
| article html file updated | 5 May 2019 04:01 CEST | Update | - |
| article html file updated | 27 September 2016 05:26 CEST | Update | - |
| article html file updated | 19 September 2016 10:09 CEST | Update | - |
| article xml uploaded. | 19 September 2016 10:07 CEST | Update | https://www.mdpi.com/2071-1050/8/9/943/xml |
| article xml uploaded. | 19 September 2016 10:07 CEST | Update | - |
| article pdf uploaded. | 19 September 2016 10:07 CEST | Updated version of record | https://www.mdpi.com/2071-1050/8/9/943/pdf |
| article html file updated | 15 September 2016 05:34 CEST | Original file | - |
| article xml uploaded. | 15 September 2016 05:32 CEST | Original file | - |
| article pdf uploaded. | 15 September 2016 05:32 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/9/943/pdf-vor |