| article html file updated | 8 February 2020 08:17 CET | Update | https://www.mdpi.com/2072-4292/9/6/604 |
| article html file updated | 25 September 2019 08:26 CEST | Update | - |
| article html file updated | 3 May 2019 17:28 CEST | Update | - |
| article html file updated | 30 June 2017 09:53 CEST | Update | - |
| article html file updated | 19 June 2017 08:24 CEST | Update | - |
| article xml uploaded. | 19 June 2017 08:23 CEST | Update | https://www.mdpi.com/2072-4292/9/6/604/xml |
| article pdf uploaded. | 19 June 2017 08:23 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/604/pdf |
| article html file updated | 14 June 2017 15:10 CEST | Original file | - |
| article pdf uploaded. | 14 June 2017 15:08 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/604/pdf-vor |
