| article html file updated | 7 February 2020 18:21 CET | Update | https://www.mdpi.com/1996-1944/9/11/943 |
| article html file updated | 4 May 2019 21:51 CEST | Update | N/A |
| article html file updated | 30 November 2016 06:07 CET | Update | N/A |
| article html file updated | 22 November 2016 05:34 CET | Original file | N/A |
| article xml uploaded. | 22 November 2016 05:32 CET | Update | https://www.mdpi.com/1996-1944/9/11/943/xml |
| article xml uploaded. | 22 November 2016 05:32 CET | Original file | N/A |
| article pdf uploaded. | 22 November 2016 05:32 CET | Version of Record | https://www.mdpi.com/1996-1944/9/11/943/pdf |
