| article html file updated | 8 February 2020 10:06 CET | Update | https://www.mdpi.com/2072-6643/9/7/694 |
| article html file updated | 25 September 2019 18:14 CEST | Update | - |
| article html file updated | 3 May 2019 14:01 CEST | Update | - |
| article html file updated | 2 August 2017 04:06 CEST | Update | - |
| article html file updated | 4 July 2017 15:08 CEST | Original file | - |
| article xml uploaded. | 4 July 2017 15:07 CEST | Original file | https://www.mdpi.com/2072-6643/9/7/694/xml |
| article pdf uploaded. | 4 July 2017 15:07 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/7/694/pdf |
