| article html file updated | 7 February 2020 23:41 CET | Update | https://www.mdpi.com/1424-8220/17/2/390 |
| article html file updated | 23 September 2019 09:34 CEST | Update | - |
| article html file updated | 4 May 2019 10:41 CEST | Update | - |
| article html file updated | 2 March 2017 11:40 CET | Update | - |
| article html file updated | 17 February 2017 13:05 CET | Original file | - |
| article xml uploaded. | 17 February 2017 13:04 CET | Original file | https://www.mdpi.com/1424-8220/17/2/390/xml |
| article pdf uploaded. | 17 February 2017 13:04 CET | Version of Record | https://www.mdpi.com/1424-8220/17/2/390/pdf |
