| article html file updated | 7 February 2020 17:12 CET | Update | https://www.mdpi.com/2071-1050/8/11/1109 |
| article html file updated | 5 May 2019 00:03 CEST | Update | - |
| article html file updated | 1 December 2016 22:33 CET | Update | - |
| article html file updated | 29 October 2016 09:20 CEST | Original file | - |
| article xml uploaded. | 29 October 2016 09:19 CEST | Update | https://www.mdpi.com/2071-1050/8/11/1109/xml |
| article xml uploaded. | 29 October 2016 09:19 CEST | Original file | - |
| article pdf uploaded. | 29 October 2016 09:19 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/11/1109/pdf |
