| article html file updated | 8 February 2020 08:11 CET | Update | https://www.mdpi.com/2072-4292/9/6/599 |
| article html file updated | 25 September 2019 07:52 CEST | Update | - |
| article html file updated | 3 May 2019 17:39 CEST | Update | - |
| article html file updated | 30 June 2017 09:51 CEST | Update | - |
| article html file updated | 15 June 2017 06:03 CEST | Original file | - |
| article xml uploaded. | 15 June 2017 06:02 CEST | Update | https://www.mdpi.com/2072-4292/9/6/599/xml |
| article pdf uploaded. | 15 June 2017 06:02 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/599/pdf |
| article pdf uploaded. | 13 June 2017 12:49 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/599/pdf-vor |
