| article html file updated | 8 February 2020 18:57 CET | Update | https://www.mdpi.com/2071-1050/9/10/1894 |
| article html file updated | 27 September 2019 21:25 CEST | Update | - |
| article html file updated | 2 May 2019 20:07 CEST | Update | - |
| article html file updated | 3 November 2017 04:54 CET | Update | - |
| article html file updated | 22 October 2017 07:55 CEST | Original file | - |
| article xml uploaded. | 22 October 2017 07:54 CEST | Original file | https://www.mdpi.com/2071-1050/9/10/1894/xml |
| article pdf uploaded. | 22 October 2017 07:54 CEST | Updated version of record | https://www.mdpi.com/2071-1050/9/10/1894/pdf |
| article pdf uploaded. | 20 October 2017 17:30 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/10/1894/pdf-vor |
