| article html file updated | 7 February 2020 19:52 CET | Update | https://www.mdpi.com/1424-8220/16/12/2175 |
| article html file updated | 22 September 2019 12:49 CEST | Update | - |
| article html file updated | 4 May 2019 18:42 CEST | Update | - |
| article html file updated | 27 December 2016 13:16 CET | Update | - |
| article html file updated | 21 December 2016 11:09 CET | Original file | - |
| article xml uploaded. | 21 December 2016 11:08 CET | Update | https://www.mdpi.com/1424-8220/16/12/2175/xml |
| article xml uploaded. | 21 December 2016 11:08 CET | Original file | - |
| article pdf uploaded. | 21 December 2016 11:08 CET | Updated version of record | https://www.mdpi.com/1424-8220/16/12/2175/pdf |
| article pdf uploaded. | 17 December 2016 11:03 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2175/pdf-vor |
