| article html file updated | 14 February 2020 10:50 CET | Update | https://www.mdpi.com/2571-9408/2/4/171 |
| article html file updated | 2 December 2019 11:18 CET | Original file | - |
| article pdf uploaded. | 2 December 2019 11:16 CET | Updated version of record | https://www.mdpi.com/2571-9408/2/4/171/pdf |
| article xml uploaded. | 2 December 2019 11:16 CET | Update | https://www.mdpi.com/2571-9408/2/4/171/xml |
| article xml file uploaded | 2 December 2019 11:16 CET | Update | - |
| article pdf uploaded. | 18 November 2019 14:54 CET | Version of Record | https://www.mdpi.com/2571-9408/2/4/171/pdf-vor |
| article xml file uploaded | 18 November 2019 14:54 CET | Original file | - |
