| article html file updated | 8 February 2020 02:49 CET | Update | https://www.mdpi.com/2072-4292/9/4/338 |
| article html file updated | 24 September 2019 03:30 CEST | Update | - |
| article html file updated | 4 May 2019 03:47 CEST | Update | - |
| article html file updated | 29 April 2017 05:40 CEST | Update | - |
| article html file updated | 2 April 2017 12:09 CEST | Original file | - |
| article xml uploaded. | 2 April 2017 12:08 CEST | Original file | https://www.mdpi.com/2072-4292/9/4/338/xml |
| article pdf uploaded. | 2 April 2017 12:08 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/4/338/pdf |
