| article html file updated | 7 February 2020 14:28 CET | Update | https://www.mdpi.com/1424-8220/16/9/1433 |
| article html file updated | 5 May 2019 05:02 CEST | Update | - |
| article html file updated | 27 September 2016 07:03 CEST | Update | - |
| article html file updated | 6 September 2016 06:46 CEST | Original file | - |
| article xml uploaded. | 6 September 2016 06:44 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1433/xml |
| article xml uploaded. | 6 September 2016 06:44 CEST | Original file | - |
| article pdf uploaded. | 6 September 2016 06:44 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1433/pdf |
