| article html file updated | 8 February 2020 10:16 CET | Update | https://www.mdpi.com/2075-1680/6/3/19 |
| article html file updated | 25 September 2019 19:02 CEST | Update | - |
| article html file updated | 3 May 2019 13:43 CEST | Update | - |
| article html file updated | 30 September 2017 07:38 CEST | Update | - |
| article html file updated | 6 July 2017 12:24 CEST | Original file | - |
| article xml uploaded. | 6 July 2017 12:23 CEST | Update | https://www.mdpi.com/2075-1680/6/3/19/xml |
| article pdf uploaded. | 6 July 2017 12:23 CEST | Version of Record | https://www.mdpi.com/2075-1680/6/3/19/pdf |
