| article html file updated | 9 February 2020 11:37 CET | Update | https://www.mdpi.com/1996-1944/11/4/515 |
| article html file updated | 2 October 2019 01:29 CEST | Update | - |
| article html file updated | 1 May 2019 07:56 CEST | Update | - |
| article html file updated | 17 April 2019 07:54 CEST | Update | - |
| article html file updated | 29 March 2019 10:38 CET | Update | - |
| article html file updated | 2 May 2018 13:52 CEST | Update | - |
| article html file updated | 28 March 2018 15:46 CEST | Original file | - |
| article xml uploaded. | 28 March 2018 15:44 CEST | Update | https://www.mdpi.com/1996-1944/11/4/515/xml |
| article pdf uploaded. | 28 March 2018 15:44 CEST | Version of Record | https://www.mdpi.com/1996-1944/11/4/515/pdf |
