| article html file updated | 10 January 2021 08:46 CET | Original file | https://www.mdpi.com/1424-8220/21/2/444 |
| article pdf uploaded. | 10 January 2021 08:44 CET | Version of Record | https://www.mdpi.com/1424-8220/21/2/444/pdf |
| article xml uploaded. | 10 January 2021 08:44 CET | Update | https://www.mdpi.com/1424-8220/21/2/444/xml |
| article xml file uploaded | 10 January 2021 08:44 CET | Original file | N/A |
