| article html file updated | 7 February 2020 14:09 CET | Update | https://www.mdpi.com/2071-1050/8/9/763 |
| article html file updated | 5 May 2019 05:37 CEST | Update | - |
| article html file updated | 27 March 2019 15:23 CET | Update | - |
| article html file updated | 27 September 2016 05:03 CEST | Update | - |
| article html file updated | 31 August 2016 11:17 CEST | Original file | - |
| article xml uploaded. | 31 August 2016 11:16 CEST | Original file | https://www.mdpi.com/2071-1050/8/9/763/xml |
| article pdf uploaded. | 31 August 2016 11:16 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/9/763/pdf |
