| article html file updated | 7 February 2020 19:01 CET | Update | https://www.mdpi.com/1424-8220/16/12/2055 |
| article html file updated | 4 May 2019 20:28 CEST | Update | - |
| article html file updated | 27 December 2016 12:51 CET | Update | - |
| article html file updated | 2 December 2016 12:17 CET | Original file | - |
| article xml uploaded. | 2 December 2016 12:16 CET | Update | https://www.mdpi.com/1424-8220/16/12/2055/xml |
| article xml uploaded. | 2 December 2016 12:16 CET | Original file | - |
| article pdf uploaded. | 2 December 2016 12:16 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2055/pdf |
