| article html file updated | 28 June 2020 09:38 CEST | Original file | https://www.mdpi.com/2412-3811/5/6/49 |
| article pdf uploaded. | 28 June 2020 09:36 CEST | Updated version of record | https://www.mdpi.com/2412-3811/5/6/49/pdf |
| article xml uploaded. | 28 June 2020 09:36 CEST | Update | https://www.mdpi.com/2412-3811/5/6/49/xml |
| article xml file uploaded | 28 June 2020 09:36 CEST | Original file | - |
| article pdf uploaded. | 17 June 2020 10:53 CEST | Version of Record | https://www.mdpi.com/2412-3811/5/6/49/pdf-vor |
