| article html file updated | 8 February 2020 08:30 CET | Update | https://www.mdpi.com/2072-4292/9/6/619 |
| article html file updated | 25 September 2019 09:36 CEST | Update | - |
| article html file updated | 3 May 2019 17:03 CEST | Update | - |
| article html file updated | 30 June 2017 09:57 CEST | Update | - |
| article pdf uploaded. | 19 June 2017 03:48 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/619/pdf |
| article html file updated | 19 June 2017 03:47 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 03:45 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/619/xml |
| article pdf uploaded. | 19 June 2017 03:45 CEST | Updated version of record | - |
