| article html file updated | 7 February 2020 11:56 CET | Update | https://www.mdpi.com/2071-1050/8/7/690 |
| article html file updated | 21 September 2019 21:16 CEST | Update | - |
| article html file updated | 5 May 2019 09:44 CEST | Update | - |
| article html file updated | 27 March 2019 10:44 CET | Update | - |
| article html file updated | 29 July 2016 13:00 CEST | Update | - |
| article html file updated | 19 July 2016 15:16 CEST | Original file | - |
| article xml uploaded. | 19 July 2016 15:15 CEST | Original file | https://www.mdpi.com/2071-1050/8/7/690/xml |
| article pdf uploaded. | 19 July 2016 15:15 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/690/pdf |
