| article html file updated | 7 February 2020 19:35 CET | Update | https://www.mdpi.com/1424-8220/16/12/2118 |
| article html file updated | 22 September 2019 11:20 CEST | Update | - |
| article html file updated | 4 May 2019 19:18 CEST | Update | - |
| article html file updated | 27 December 2016 13:06 CET | Update | - |
| article html file updated | 14 December 2016 09:02 CET | Original file | - |
| article xml uploaded. | 14 December 2016 09:00 CET | Update | https://www.mdpi.com/1424-8220/16/12/2118/xml |
| article xml uploaded. | 14 December 2016 09:00 CET | Original file | - |
| article pdf uploaded. | 14 December 2016 09:00 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2118/pdf |
