| article html file updated | 8 February 2020 10:49 CET | Update | https://www.mdpi.com/2073-4441/9/7/511 |
| article html file updated | 25 September 2019 21:45 CEST | Update | N/A |
| article html file updated | 3 May 2019 12:44 CEST | Update | N/A |
| article html file updated | 1 August 2017 09:12 CEST | Update | N/A |
| article html file updated | 12 July 2017 13:14 CEST | Original file | N/A |
| article xml uploaded. | 12 July 2017 13:13 CEST | Original file | https://www.mdpi.com/2073-4441/9/7/511/xml |
| article pdf uploaded. | 12 July 2017 13:13 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/511/pdf |
