| article html file updated | 7 February 2020 15:03 CET | Update | https://www.mdpi.com/1660-4601/13/9/918 |
| article html file updated | 5 May 2019 03:59 CEST | Update | - |
| article html file updated | 26 September 2016 12:12 CEST | Update | - |
| article html file updated | 15 September 2016 11:18 CEST | Original file | - |
| article xml uploaded. | 15 September 2016 11:17 CEST | Update | https://www.mdpi.com/1660-4601/13/9/918/xml |
| article xml uploaded. | 15 September 2016 11:17 CEST | Original file | - |
| article pdf uploaded. | 15 September 2016 11:17 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/9/918/pdf |
