| article html file updated | 12 February 2020 10:54 CET | Update | https://www.mdpi.com/1424-8220/19/9/2141 |
| article html file updated | 19 October 2019 18:48 CEST | Update | - |
| article html file updated | 24 May 2019 17:06 CEST | Update | - |
| article html file updated | 9 May 2019 05:43 CEST | Original file | - |
| article pdf uploaded. | 9 May 2019 05:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/9/2141/pdf |
| article xml uploaded. | 9 May 2019 05:42 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2141/xml |
| article xml file uploaded | 9 May 2019 05:42 CEST | Original file | - |
