| article html file updated | 8 February 2020 21:54 CET | Update | https://www.mdpi.com/2071-1050/9/11/2150 |
| article html file updated | 28 September 2019 16:03 CEST | Update | - |
| article html file updated | 2 May 2019 13:24 CEST | Update | - |
| article html file updated | 18 April 2019 11:04 CEST | Update | - |
| article html file updated | 30 November 2017 13:33 CET | Update | - |
| article html file updated | 22 November 2017 12:42 CET | Original file | - |
| article xml uploaded. | 22 November 2017 12:40 CET | Original file | https://www.mdpi.com/2071-1050/9/11/2150/xml |
| article pdf uploaded. | 22 November 2017 12:40 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/2150/pdf |
