| article html file updated | 8 February 2020 15:21 CET | Update | https://www.mdpi.com/1424-8220/17/9/2030 |
| article html file updated | 26 September 2019 22:57 CEST | Update | N/A |
| article html file updated | 3 May 2019 03:32 CEST | Update | N/A |
| article html file updated | 30 September 2017 14:47 CEST | Update | N/A |
| article html file updated | 5 September 2017 11:34 CEST | Original file | N/A |
| article xml uploaded. | 5 September 2017 11:33 CEST | Original file | https://www.mdpi.com/1424-8220/17/9/2030/xml |
| article pdf uploaded. | 5 September 2017 11:33 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2030/pdf |
