| article html file updated | 8 February 2020 18:48 CET | Update | https://www.mdpi.com/2071-1050/9/10/1871 |
| article html file updated | 27 September 2019 20:28 CEST | Update | - |
| article html file updated | 2 May 2019 20:29 CEST | Update | - |
| article html file updated | 3 November 2017 04:51 CET | Update | - |
| article html file updated | 18 October 2017 15:01 CEST | Original file | - |
| article xml uploaded. | 18 October 2017 15:00 CEST | Original file | https://www.mdpi.com/2071-1050/9/10/1871/xml |
| article pdf uploaded. | 18 October 2017 15:00 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/10/1871/pdf |
