| article html file updated | 8 February 2020 17:35 CET | Update | https://www.mdpi.com/1999-4893/10/4/112 |
| article html file updated | 27 September 2019 11:45 CEST | Update | - |
| article html file updated | 2 May 2019 23:11 CEST | Update | - |
| article html file updated | 2 January 2018 16:33 CET | Update | - |
| article html file updated | 10 October 2017 13:20 CEST | Original file | - |
| article xml uploaded. | 10 October 2017 13:19 CEST | Original file | https://www.mdpi.com/1999-4893/10/4/112/xml |
| article pdf uploaded. | 10 October 2017 13:19 CEST | Updated version of record | https://www.mdpi.com/1999-4893/10/4/112/pdf |
| article pdf uploaded. | 30 September 2017 12:53 CEST | Version of Record | https://www.mdpi.com/1999-4893/10/4/112/pdf-vor |
