| article html file updated | 8 February 2020 03:35 CET | Update | https://www.mdpi.com/1996-1944/10/4/409 |
| article html file updated | 24 September 2019 07:42 CEST | Update | - |
| article html file updated | 4 May 2019 02:13 CEST | Update | - |
| article html file updated | 28 April 2017 09:23 CEST | Update | - |
| article html file updated | 14 April 2017 12:47 CEST | Original file | - |
| article xml uploaded. | 14 April 2017 12:45 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/409/xml |
| article pdf uploaded. | 14 April 2017 12:45 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/409/pdf |
