| article html file updated | 7 February 2020 17:34 CET | Update | https://www.mdpi.com/1996-1073/9/11/916 |
| article html file updated | 4 May 2019 23:22 CEST | Update | - |
| article html file updated | 30 November 2016 05:51 CET | Update | - |
| article html file updated | 5 November 2016 09:30 CET | Original file | - |
| article xml uploaded. | 5 November 2016 09:28 CET | Update | https://www.mdpi.com/1996-1073/9/11/916/xml |
| article xml uploaded. | 5 November 2016 09:28 CET | Update | - |
| article xml uploaded. | 5 November 2016 09:28 CET | Update | - |
| article xml uploaded. | 5 November 2016 09:28 CET | Original file | - |
| article pdf uploaded. | 5 November 2016 09:28 CET | Version of Record | https://www.mdpi.com/1996-1073/9/11/916/pdf |
