| article html file updated | 8 February 2020 08:36 CET | Update | https://www.mdpi.com/2072-4292/9/6/625 |
| article html file updated | 25 September 2019 10:04 CEST | Update | - |
| article html file updated | 3 May 2019 16:52 CEST | Update | - |
| article html file updated | 30 June 2017 09:58 CEST | Update | - |
| article html file updated | 19 June 2017 04:05 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 04:03 CEST | Original file | https://www.mdpi.com/2072-4292/9/6/625/xml |
| article pdf uploaded. | 19 June 2017 04:03 CEST | Updated version of record | https://www.mdpi.com/2072-4292/9/6/625/pdf |
