| article html file updated | 8 February 2020 08:29 CET | Update | https://www.mdpi.com/2072-4292/9/6/611 |
| article html file updated | 25 September 2019 09:27 CEST | Update | - |
| article html file updated | 3 May 2019 17:06 CEST | Update | - |
| article html file updated | 30 June 2017 09:55 CEST | Update | - |
| article html file updated | 16 June 2017 15:11 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 15:10 CEST | Update | https://www.mdpi.com/2072-4292/9/6/611/xml |
| article pdf uploaded. | 16 June 2017 15:10 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/611/pdf |
