| article html file updated | 8 February 2020 09:49 CET | Update | https://www.mdpi.com/2072-6643/9/7/686 |
| article html file updated | 25 September 2019 16:42 CEST | Update | - |
| article html file updated | 3 May 2019 14:34 CEST | Update | - |
| article html file updated | 2 August 2017 04:05 CEST | Update | - |
| article html file updated | 4 July 2017 06:19 CEST | Original file | - |
| article xml uploaded. | 4 July 2017 06:18 CEST | Update | https://www.mdpi.com/2072-6643/9/7/686/xml |
| article pdf uploaded. | 4 July 2017 06:18 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/7/686/pdf |
| article pdf uploaded. | 1 July 2017 12:11 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/686/pdf-vor |
