| article html file updated | 8 February 2020 07:47 CET | Update | https://www.mdpi.com/2072-4292/9/6/576 |
| article html file updated | 25 September 2019 05:51 CEST | Update | - |
| article html file updated | 3 May 2019 18:24 CEST | Update | - |
| article html file updated | 30 June 2017 09:44 CEST | Update | - |
| article html file updated | 9 June 2017 08:15 CEST | Original file | - |
| article xml uploaded. | 9 June 2017 08:14 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/576/xml |
| article pdf uploaded. | 9 June 2017 08:14 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/576/pdf |
| article pdf uploaded. | 8 June 2017 12:20 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/576/pdf-vor |
