| article html file updated | 8 February 2020 08:32 CET | Update | https://www.mdpi.com/2072-4292/9/6/622 |
| article html file updated | 25 September 2019 09:44 CEST | Update | - |
| article html file updated | 3 May 2019 16:59 CEST | Update | - |
| article html file updated | 30 June 2017 09:57 CEST | Update | - |
| article html file updated | 19 June 2017 08:38 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 08:37 CEST | Update | https://www.mdpi.com/2072-4292/9/6/622/xml |
| article pdf uploaded. | 19 June 2017 08:37 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/622/pdf |
