| article html file updated | 7 February 2020 21:46 CET | Update | https://www.mdpi.com/1424-8220/17/1/180 |
| article html file updated | 22 September 2019 23:02 CEST | Update | - |
| article html file updated | 4 May 2019 14:33 CEST | Update | - |
| article html file updated | 8 February 2017 10:02 CET | Update | - |
| article html file updated | 19 January 2017 05:45 CET | Original file | - |
| article xml uploaded. | 19 January 2017 05:43 CET | Update | https://www.mdpi.com/1424-8220/17/1/180/xml |
| article xml uploaded. | 19 January 2017 05:43 CET | Original file | - |
| article pdf uploaded. | 19 January 2017 05:43 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/180/pdf |
