| article html file updated | 7 February 2020 18:01 CET | Update | https://www.mdpi.com/1996-1944/9/11/927 |
| article html file updated | 4 May 2019 22:31 CEST | Update | - |
| article html file updated | 30 November 2016 05:58 CET | Update | - |
| article html file updated | 15 November 2016 15:28 CET | Original file | - |
| article xml uploaded. | 15 November 2016 15:26 CET | Update | https://www.mdpi.com/1996-1944/9/11/927/xml |
| article xml uploaded. | 15 November 2016 15:26 CET | Original file | - |
| article pdf uploaded. | 15 November 2016 15:26 CET | Version of Record | https://www.mdpi.com/1996-1944/9/11/927/pdf |
