| article html file updated | 7 February 2020 22:17 CET | Update | https://www.mdpi.com/1996-1944/10/2/106 |
| article html file updated | 23 September 2019 01:54 CEST | Update | - |
| article html file updated | 4 May 2019 13:28 CEST | Update | - |
| article html file updated | 2 March 2017 08:52 CET | Update | - |
| article html file updated | 26 January 2017 09:38 CET | Original file | - |
| article xml uploaded. | 26 January 2017 09:36 CET | Original file | https://www.mdpi.com/1996-1944/10/2/106/xml |
| article pdf uploaded. | 26 January 2017 09:36 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/106/pdf |
