| article html file updated | 7 February 2020 14:14 CET | Update | https://www.mdpi.com/1424-8220/16/9/1404 |
| article html file updated | 5 May 2019 05:28 CEST | Update | - |
| article html file updated | 27 March 2019 15:34 CET | Update | - |
| article html file updated | 27 September 2016 06:54 CEST | Update | - |
| article html file updated | 31 August 2016 13:07 CEST | Original file | - |
| article xml uploaded. | 31 August 2016 13:05 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1404/xml |
| article xml uploaded. | 31 August 2016 13:05 CEST | Update | - |
| article xml uploaded. | 31 August 2016 13:05 CEST | Update | - |
| article xml uploaded. | 31 August 2016 13:05 CEST | Original file | - |
| article pdf uploaded. | 31 August 2016 13:05 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1404/pdf |
