| article html file updated | 7 February 2020 18:14 CET | Update | https://www.mdpi.com/2071-1050/8/11/1177 |
| article html file updated | 4 May 2019 22:05 CEST | Update | - |
| article html file updated | 2 December 2016 00:02 CET | Update | - |
| article html file updated | 18 November 2016 12:49 CET | Original file | - |
| article xml uploaded. | 18 November 2016 12:47 CET | Update | https://www.mdpi.com/2071-1050/8/11/1177/xml |
| article xml uploaded. | 18 November 2016 12:47 CET | Update | - |
| article xml uploaded. | 18 November 2016 12:47 CET | Original file | - |
| article pdf uploaded. | 18 November 2016 12:47 CET | Version of Record | https://www.mdpi.com/2071-1050/8/11/1177/pdf |
