| article html file updated | 8 February 2020 04:00 CET | Update | https://www.mdpi.com/1996-1944/10/4/430 |
| article html file updated | 24 September 2019 10:15 CEST | Update | - |
| article html file updated | 4 May 2019 01:25 CEST | Update | - |
| article html file updated | 28 April 2017 09:29 CEST | Update | - |
| article html file updated | 20 April 2017 14:02 CEST | Original file | - |
| article xml uploaded. | 20 April 2017 14:01 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/430/xml |
| article pdf uploaded. | 20 April 2017 14:01 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/430/pdf |
