| article html file updated | 8 February 2020 19:40 CET | Update | https://www.mdpi.com/2071-1050/9/11/1955 |
| article html file updated | 28 September 2019 01:40 CEST | Update | - |
| article html file updated | 2 May 2019 18:28 CEST | Update | - |
| article html file updated | 30 November 2017 12:11 CET | Update | - |
| article html file updated | 28 October 2017 11:50 CEST | Original file | - |
| article xml uploaded. | 28 October 2017 11:49 CEST | Original file | https://www.mdpi.com/2071-1050/9/11/1955/xml |
| article pdf uploaded. | 28 October 2017 11:49 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/11/1955/pdf |
| article pdf uploaded. | 27 October 2017 16:57 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/11/1955/pdf-vor |
