| article html file updated | 7 February 2020 18:15 CET | Update | https://www.mdpi.com/1996-1944/9/11/934 |
| article html file updated | 4 May 2019 22:03 CEST | Update | - |
| article html file updated | 30 November 2016 06:03 CET | Update | - |
| article html file updated | 18 November 2016 11:45 CET | Original file | - |
| article xml uploaded. | 18 November 2016 11:44 CET | Update | https://www.mdpi.com/1996-1944/9/11/934/xml |
| article xml uploaded. | 18 November 2016 11:44 CET | Original file | - |
| article pdf uploaded. | 18 November 2016 11:44 CET | Version of Record | https://www.mdpi.com/1996-1944/9/11/934/pdf |
