| article html file updated | 7 February 2020 19:33 CET | Update | https://www.mdpi.com/1424-8220/16/12/2119 |
| article html file updated | 22 September 2019 11:12 CEST | Update | - |
| article html file updated | 4 May 2019 19:22 CEST | Update | - |
| article html file updated | 27 December 2016 13:07 CET | Update | - |
| article html file updated | 13 December 2016 12:20 CET | Original file | - |
| article xml uploaded. | 13 December 2016 12:19 CET | Original file | https://www.mdpi.com/1424-8220/16/12/2119/xml |
| article pdf uploaded. | 13 December 2016 12:19 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2119/pdf |
