| article html file updated | 13 September 2021 04:04 CEST | Update | https://www.mdpi.com/2072-4292/9/6/569 |
| article html file updated | 8 February 2020 07:34 CET | Update | - |
| article html file updated | 25 September 2019 04:46 CEST | Update | - |
| article html file updated | 3 May 2019 18:47 CEST | Update | - |
| article html file updated | 30 June 2017 09:42 CEST | Update | - |
| article html file updated | 7 June 2017 02:44 CEST | Original file | - |
| article xml uploaded. | 7 June 2017 02:42 CEST | Update | https://www.mdpi.com/2072-4292/9/6/569/xml |
| article pdf uploaded. | 7 June 2017 02:42 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/569/pdf |
| article pdf uploaded. | 6 June 2017 13:38 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/569/pdf-vor |
