| article html file updated | 8 February 2020 10:23 CET | Update | https://www.mdpi.com/2072-6643/9/7/715 |
| article html file updated | 25 September 2019 19:32 CEST | Update | - |
| article html file updated | 3 May 2019 13:32 CEST | Update | - |
| article html file updated | 2 August 2017 04:08 CEST | Update | - |
| article html file updated | 7 July 2017 11:35 CEST | Original file | - |
| article xml uploaded. | 7 July 2017 11:34 CEST | Original file | https://www.mdpi.com/2072-6643/9/7/715/xml |
| article pdf uploaded. | 7 July 2017 11:34 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/715/pdf |
