| article html file updated | 8 February 2020 02:39 CET | Update | https://www.mdpi.com/1996-1944/10/4/368 |
| article html file updated | 24 September 2019 02:32 CEST | Update | - |
| article html file updated | 4 May 2019 04:10 CEST | Update | - |
| article html file updated | 28 April 2017 09:11 CEST | Update | - |
| article html file updated | 31 March 2017 11:27 CEST | Original file | - |
| article xml uploaded. | 31 March 2017 11:26 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/368/xml |
| article pdf uploaded. | 31 March 2017 11:26 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/368/pdf |
