| article html file updated | 8 February 2020 07:37 CET | Update | https://www.mdpi.com/2071-1050/9/6/965 |
| article html file updated | 25 September 2019 05:01 CEST | Update | - |
| article html file updated | 3 May 2019 18:42 CEST | Update | - |
| article html file updated | 28 June 2017 14:41 CEST | Update | - |
| article html file updated | 6 June 2017 14:11 CEST | Original file | - |
| article xml uploaded. | 6 June 2017 14:09 CEST | Update | https://www.mdpi.com/2071-1050/9/6/965/xml |
| article pdf uploaded. | 6 June 2017 14:09 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/6/965/pdf |
