| article html file updated | 8 February 2020 08:22 CET | Update | https://www.mdpi.com/2072-4292/9/6/614 |
| article html file updated | 25 September 2019 08:53 CEST | Update | - |
| article html file updated | 3 May 2019 17:18 CEST | Update | - |
| article html file updated | 30 June 2017 09:56 CEST | Update | - |
| article html file updated | 15 June 2017 14:29 CEST | Original file | - |
| article xml uploaded. | 15 June 2017 14:27 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/614/xml |
| article pdf uploaded. | 15 June 2017 14:27 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/614/pdf |
