| article html file updated | 7 February 2020 10:56 CET | Update | https://www.mdpi.com/2071-1050/8/7/610 |
| article html file updated | 5 May 2019 11:32 CEST | Update | - |
| article html file updated | 27 March 2019 08:52 CET | Update | - |
| article html file updated | 29 July 2016 12:50 CEST | Update | - |
| article html file updated | 29 June 2016 09:24 CEST | Original file | - |
| article xml uploaded. | 29 June 2016 09:23 CEST | Original file | https://www.mdpi.com/2071-1050/8/7/610/xml |
| article pdf uploaded. | 29 June 2016 09:23 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/610/pdf |
