| article html file updated | 8 February 2020 08:55 CET | Update | https://www.mdpi.com/2071-1050/9/6/1078 |
| article html file updated | 25 September 2019 11:42 CEST | Update | - |
| article html file updated | 3 May 2019 16:16 CEST | Update | - |
| article html file updated | 28 June 2017 14:54 CEST | Update | - |
| article html file updated | 21 June 2017 15:31 CEST | Original file | - |
| article xml uploaded. | 21 June 2017 15:30 CEST | Original file | https://www.mdpi.com/2071-1050/9/6/1078/xml |
| article pdf uploaded. | 21 June 2017 15:30 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/1078/pdf |
