| article html file updated | 8 February 2020 19:17 CET | Update | https://www.mdpi.com/2071-1050/9/10/1930 |
| article html file updated | 2 May 2019 19:23 CEST | Update | - |
| article html file updated | 3 November 2017 04:26 CET | Update | - |
| article html file updated | 25 October 2017 11:39 CEST | Original file | - |
| article xml uploaded. | 25 October 2017 11:38 CEST | Original file | https://www.mdpi.com/2071-1050/9/10/1930/xml |
| article pdf uploaded. | 25 October 2017 11:38 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/10/1930/pdf |
| article pdf uploaded. | 24 October 2017 11:28 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/10/1930/pdf-vor |
