| article html file updated | 8 February 2020 08:52 CET | Update | https://www.mdpi.com/2072-4292/9/6/637 |
| article html file updated | 25 September 2019 11:29 CEST | Update | N/A |
| article html file updated | 3 May 2019 16:21 CEST | Update | N/A |
| article html file updated | 30 June 2017 10:01 CEST | Update | N/A |
| article html file updated | 21 June 2017 12:25 CEST | Original file | N/A |
| article xml uploaded. | 21 June 2017 12:23 CEST | Update | https://www.mdpi.com/2072-4292/9/6/637/xml |
| article pdf uploaded. | 21 June 2017 12:23 CEST | Version of Record | https://www.mdpi.com/2072-4292/9/6/637/pdf |
