| article html file updated | 7 February 2020 14:49 CET | Update | https://www.mdpi.com/2071-1050/8/9/925 |
| article html file updated | 22 September 2019 00:48 CEST | Update | - |
| article html file updated | 5 May 2019 04:25 CEST | Update | - |
| article html file updated | 27 September 2016 05:24 CEST | Update | - |
| article html file updated | 10 September 2016 11:35 CEST | Original file | - |
| article xml uploaded. | 10 September 2016 11:33 CEST | Original file | https://www.mdpi.com/2071-1050/8/9/925/xml |
| article pdf uploaded. | 10 September 2016 11:33 CEST | Version of Record | https://www.mdpi.com/2071-1050/8/9/925/pdf |
