| article html file updated | 7 February 2020 08:19 CET | Update | https://www.mdpi.com/1996-1944/9/5/349 |
| article html file updated | 5 May 2019 16:31 CEST | Update | - |
| article html file updated | 27 March 2019 04:01 CET | Update | - |
| article html file updated | 27 May 2016 08:24 CEST | Update | - |
| article html file updated | 7 May 2016 05:40 CEST | Original file | - |
| article xml uploaded. | 7 May 2016 05:39 CEST | Original file | https://www.mdpi.com/1996-1944/9/5/349/xml |
| article pdf uploaded. | 7 May 2016 05:39 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/5/349/pdf |
