| article html file updated | 8 February 2020 04:39 CET | Update | https://www.mdpi.com/2071-1050/9/5/702 |
| article html file updated | 24 September 2019 13:41 CEST | Update | - |
| article html file updated | 4 May 2019 00:15 CEST | Update | - |
| article html file updated | 31 May 2017 10:26 CEST | Update | - |
| article html file updated | 28 April 2017 15:00 CEST | Original file | - |
| article xml uploaded. | 28 April 2017 14:59 CEST | Update | https://www.mdpi.com/2071-1050/9/5/702/xml |
| article pdf uploaded. | 28 April 2017 14:59 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/702/pdf |
