| article html file updated | 8 February 2020 05:01 CET | Update | https://www.mdpi.com/1424-8220/17/5/1020 |
| article html file updated | 24 September 2019 15:33 CEST | Update | - |
| article html file updated | 3 May 2019 23:35 CEST | Update | - |
| article html file updated | 2 June 2017 04:10 CEST | Update | - |
| article html file updated | 23 May 2017 03:36 CEST | Update | - |
| article html file updated | 4 May 2017 14:17 CEST | Original file | - |
| article xml uploaded. | 4 May 2017 14:16 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/1020/xml |
| article pdf uploaded. | 4 May 2017 14:16 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1020/pdf |
