| article html file updated | 16 January 2021 11:10 CET | Original file | https://www.mdpi.com/1660-4601/18/2/685 |
| article pdf uploaded. | 16 January 2021 11:09 CET | Updated version of record | https://www.mdpi.com/1660-4601/18/2/685/pdf |
| article xml uploaded. | 16 January 2021 11:09 CET | Update | https://www.mdpi.com/1660-4601/18/2/685/xml |
| article xml file uploaded | 16 January 2021 11:09 CET | Original file | - |
| article pdf uploaded. | 14 January 2021 17:04 CET | Version of Record | https://www.mdpi.com/1660-4601/18/2/685/pdf-vor |
