| article html file updated | 8 February 2020 04:44 CET | Update | https://www.mdpi.com/2071-1050/9/5/706 |
| article html file updated | 24 September 2019 14:07 CEST | Update | - |
| article html file updated | 4 May 2019 00:06 CEST | Update | - |
| article html file updated | 31 May 2017 10:27 CEST | Update | - |
| article html file updated | 29 April 2017 10:56 CEST | Original file | - |
| article xml uploaded. | 29 April 2017 10:55 CEST | Original file | https://www.mdpi.com/2071-1050/9/5/706/xml |
| article pdf uploaded. | 29 April 2017 10:55 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/706/pdf |
