| article html file updated | 8 February 2020 12:54 CET | Update | https://www.mdpi.com/1424-8220/17/8/1804 |
| article html file updated | 26 September 2019 09:21 CEST | Update | - |
| article html file updated | 3 May 2019 08:14 CEST | Update | - |
| article html file updated | 27 March 2019 19:29 CET | Update | - |
| article html file updated | 1 September 2017 10:47 CEST | Update | - |
| article html file updated | 5 August 2017 10:37 CEST | Original file | - |
| article xml uploaded. | 5 August 2017 10:35 CEST | Update | https://www.mdpi.com/1424-8220/17/8/1804/xml |
| article pdf uploaded. | 5 August 2017 10:35 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/8/1804/pdf |
