| article html file updated | 9 February 2020 14:15 CET | Update | https://www.mdpi.com/1996-1944/11/4/620 |
| article html file updated | 2 October 2019 17:27 CEST | Update | N/A |
| article html file updated | 1 May 2019 02:38 CEST | Update | N/A |
| article html file updated | 17 April 2019 03:07 CEST | Update | N/A |
| article html file updated | 29 March 2019 16:40 CET | Update | N/A |
| article html file updated | 2 May 2018 14:26 CEST | Update | N/A |
| article html file updated | 18 April 2018 05:50 CEST | Original file | N/A |
| article pdf uploaded. | 18 April 2018 05:48 CEST | Version of Record | https://www.mdpi.com/1996-1944/11/4/620/pdf |
| article xml uploaded. | 18 April 2018 05:48 CEST | Update | https://www.mdpi.com/1996-1944/11/4/620/xml |
| article xml file uploaded | 18 April 2018 05:48 CEST | Original file | N/A |
