| article html file updated | 7 February 2020 10:51 CET | Update | https://www.mdpi.com/2071-1050/8/7/599 |
| article html file updated | 5 May 2019 11:42 CEST | Update | - |
| article html file updated | 27 March 2019 08:41 CET | Update | - |
| article html file updated | 29 July 2016 12:48 CEST | Update | - |
| article html file updated | 27 June 2016 14:52 CEST | Original file | - |
| article xml uploaded. | 27 June 2016 14:51 CEST | Original file | https://www.mdpi.com/2071-1050/8/7/599/xml |
| article pdf uploaded. | 27 June 2016 14:51 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/7/599/pdf |
