| article html file updated | 8 February 2020 22:26 CET | Update | https://www.mdpi.com/1999-4893/10/4/130 |
| article html file updated | 28 September 2019 19:23 CEST | Update | - |
| article html file updated | 2 May 2019 12:15 CEST | Update | - |
| article html file updated | 18 April 2019 09:51 CEST | Update | - |
| article html file updated | 2 January 2018 16:35 CET | Update | - |
| article html file updated | 28 November 2017 09:23 CET | Original file | - |
| article xml uploaded. | 28 November 2017 09:21 CET | Original file | https://www.mdpi.com/1999-4893/10/4/130/xml |
| article pdf uploaded. | 28 November 2017 09:21 CET | Version of Record | https://www.mdpi.com/1999-4893/10/4/130/pdf |
