| article html file updated | 7 February 2020 21:47 CET | Update | https://www.mdpi.com/1424-8220/17/1/176 |
| article html file updated | 22 September 2019 23:08 CEST | Update | - |
| article html file updated | 4 May 2019 14:30 CEST | Update | - |
| article html file updated | 8 February 2017 10:01 CET | Update | - |
| article html file updated | 19 January 2017 10:30 CET | Original file | - |
| article xml uploaded. | 19 January 2017 10:29 CET | Update | https://www.mdpi.com/1424-8220/17/1/176/xml |
| article xml uploaded. | 19 January 2017 10:29 CET | Original file | - |
| article pdf uploaded. | 19 January 2017 10:29 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/176/pdf |
