| article html file updated | 7 February 2020 11:13 CET | Update | https://www.mdpi.com/2071-1050/8/7/632 |
| article html file updated | 5 May 2019 11:01 CEST | Update | - |
| article html file updated | 27 March 2019 09:23 CET | Update | - |
| article html file updated | 29 July 2016 12:53 CEST | Update | - |
| article html file updated | 5 July 2016 07:33 CEST | Original file | - |
| article xml uploaded. | 5 July 2016 07:32 CEST | Original file | https://www.mdpi.com/2071-1050/8/7/632/xml |
| article pdf uploaded. | 5 July 2016 07:32 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/632/pdf |
