| article html file updated | 8 February 2020 20:26 CET | Update | https://www.mdpi.com/1999-4893/10/4/124 |
| article html file updated | 28 September 2019 06:29 CEST | Update | - |
| article html file updated | 2 May 2019 16:43 CEST | Update | - |
| article html file updated | 2 January 2018 16:35 CET | Update | - |
| article html file updated | 6 November 2017 11:07 CET | Original file | - |
| article xml uploaded. | 6 November 2017 11:05 CET | Original file | https://www.mdpi.com/1999-4893/10/4/124/xml |
| article pdf uploaded. | 6 November 2017 11:05 CET | Version of Record | https://www.mdpi.com/1999-4893/10/4/124/pdf |
