| article html file updated | 7 February 2020 23:49 CET | Update | https://www.mdpi.com/1424-8220/17/2/411 |
| article html file updated | 23 September 2019 10:19 CEST | Update | - |
| article html file updated | 4 May 2019 10:25 CEST | Update | - |
| article html file updated | 2 March 2017 11:44 CET | Update | - |
| article html file updated | 20 February 2017 12:38 CET | Original file | - |
| article xml uploaded. | 20 February 2017 12:36 CET | Original file | https://www.mdpi.com/1424-8220/17/2/411/xml |
| article pdf uploaded. | 20 February 2017 12:36 CET | Version of Record | https://www.mdpi.com/1424-8220/17/2/411/pdf |
