| article html file updated | 8 February 2020 04:02 CET | Update | https://www.mdpi.com/2072-4292/9/4/390 |
| article html file updated | 24 September 2019 10:23 CEST | Update | - |
| article html file updated | 4 May 2019 01:22 CEST | Update | - |
| article html file updated | 29 April 2017 05:24 CEST | Update | - |
| article html file updated | 24 April 2017 07:33 CEST | Original file | - |
| article xml uploaded. | 24 April 2017 07:32 CEST | Update | https://www.mdpi.com/2072-4292/9/4/390/xml |
| article pdf uploaded. | 24 April 2017 07:32 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/4/390/pdf |
| article pdf uploaded. | 20 April 2017 14:50 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/4/390/pdf-vor |
