| article html file updated | 7 February 2020 14:41 CET | Update | https://www.mdpi.com/1660-4601/13/9/897 |
| article html file updated | 5 May 2019 04:38 CEST | Update | - |
| article html file updated | 26 September 2016 12:11 CEST | Update | - |
| article html file updated | 8 September 2016 13:57 CEST | Original file | - |
| article xml uploaded. | 8 September 2016 13:56 CEST | Original file | https://www.mdpi.com/1660-4601/13/9/897/xml |
| article pdf uploaded. | 8 September 2016 13:56 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/9/897/pdf |
