| article html file updated | 8 February 2020 10:01 CET | Update | https://www.mdpi.com/2072-6643/9/7/696 |
| article html file updated | 25 September 2019 17:48 CEST | Update | - |
| article html file updated | 3 May 2019 14:11 CEST | Update | - |
| article html file updated | 2 August 2017 04:06 CEST | Update | - |
| article html file updated | 4 July 2017 15:42 CEST | Original file | - |
| article xml uploaded. | 4 July 2017 15:41 CEST | Original file | https://www.mdpi.com/2072-6643/9/7/696/xml |
| article pdf uploaded. | 4 July 2017 15:41 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/696/pdf |
