| article html file updated | 15 January 2021 14:41 CET | Original file | https://www.mdpi.com/2072-6694/13/2/303 |
| article pdf uploaded. | 15 January 2021 14:40 CET | Version of Record | https://www.mdpi.com/2072-6694/13/2/303/pdf |
| article xml uploaded. | 15 January 2021 14:40 CET | Update | https://www.mdpi.com/2072-6694/13/2/303/xml |
| article xml file uploaded | 15 January 2021 14:40 CET | Original file | N/A |
