| article html file updated | 12 February 2020 11:33 CET | Update | https://www.mdpi.com/1424-8220/19/9/2180 |
| article html file updated | 19 October 2019 22:22 CEST | Update | N/A |
| article html file updated | 24 May 2019 17:34 CEST | Update | N/A |
| article html file updated | 13 May 2019 12:17 CEST | Original file | N/A |
| article pdf uploaded. | 13 May 2019 12:16 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/9/2180/pdf |
| article xml uploaded. | 13 May 2019 12:16 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2180/xml |
| article xml file uploaded | 13 May 2019 12:16 CEST | Update | N/A |
| article pdf uploaded. | 10 May 2019 16:40 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/9/2180/pdf-vor |
| article xml file uploaded | 10 May 2019 16:40 CEST | Original file | N/A |
