| article html file updated | 7 February 2020 17:30 CET | Update | https://www.mdpi.com/2073-4441/8/11/511 |
| article html file updated | 4 May 2019 23:30 CEST | Update | - |
| article html file updated | 30 November 2016 10:51 CET | Update | - |
| article html file updated | 4 November 2016 09:24 CET | Original file | - |
| article xml uploaded. | 4 November 2016 09:22 CET | Update | https://www.mdpi.com/2073-4441/8/11/511/xml |
| article xml uploaded. | 4 November 2016 09:22 CET | Update | - |
| article xml uploaded. | 4 November 2016 09:22 CET | Original file | - |
| article pdf uploaded. | 4 November 2016 09:22 CET | Version of Record | https://www.mdpi.com/2073-4441/8/11/511/pdf |
