| article html file updated | 7 February 2020 19:10 CET | Update | https://www.mdpi.com/1424-8220/16/12/2077 |
| article html file updated | 4 May 2019 20:11 CEST | Update | - |
| article html file updated | 27 December 2016 12:57 CET | Update | - |
| article html file updated | 6 December 2016 12:38 CET | Original file | - |
| article xml uploaded. | 6 December 2016 12:36 CET | Update | https://www.mdpi.com/1424-8220/16/12/2077/xml |
| article xml uploaded. | 6 December 2016 12:36 CET | Original file | - |
| article pdf uploaded. | 6 December 2016 12:36 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2077/pdf |
