| article html file updated | 8 February 2020 08:51 CET | Update | https://www.mdpi.com/2072-4292/9/6/630 |
| article html file updated | 25 September 2019 11:24 CEST | Update | - |
| article html file updated | 3 May 2019 16:23 CEST | Update | - |
| article html file updated | 30 June 2017 09:59 CEST | Update | - |
| article html file updated | 21 June 2017 14:52 CEST | Original file | - |
| article xml uploaded. | 21 June 2017 14:51 CEST | Update | https://www.mdpi.com/2072-4292/9/6/630/xml |
| article pdf uploaded. | 21 June 2017 14:51 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/630/pdf |
