| article html file updated | 8 February 2020 06:36 CET | Update | https://www.mdpi.com/2072-4292/9/6/517 |
| article html file updated | 24 September 2019 23:48 CEST | Update | - |
| article html file updated | 3 May 2019 20:35 CEST | Update | - |
| article html file updated | 30 June 2017 09:26 CEST | Update | - |
| article html file updated | 24 May 2017 13:49 CEST | Original file | - |
| article xml uploaded. | 24 May 2017 13:48 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/517/xml |
| article pdf uploaded. | 24 May 2017 13:48 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/517/pdf |
