| article html file updated | 8 February 2020 09:13 CET | Update | https://www.mdpi.com/2071-1050/9/7/1104 |
| article html file updated | 25 September 2019 13:23 CEST | Update | - |
| article html file updated | 3 May 2019 15:42 CEST | Update | - |
| article html file updated | 31 July 2017 09:37 CEST | Update | - |
| article html file updated | 25 June 2017 10:44 CEST | Original file | - |
| article xml uploaded. | 25 June 2017 10:43 CEST | Original file | https://www.mdpi.com/2071-1050/9/7/1104/xml |
| article pdf uploaded. | 25 June 2017 10:43 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/7/1104/pdf |
