| article html file updated | 1 January 2021 08:28 CET | Update | https://www.mdpi.com/2296-3529/8/1/2 |
| article xml uploaded. | 1 January 2021 08:27 CET | Update | https://www.mdpi.com/2296-3529/8/1/2/xml |
| article xml file uploaded | 1 January 2021 08:26 CET | Update | - |
| article html file updated | 1 January 2021 08:16 CET | Original file | - |
| article pdf uploaded. | 1 January 2021 08:15 CET | Version of Record | https://www.mdpi.com/2296-3529/8/1/2/pdf |
| article xml file uploaded | 1 January 2021 08:15 CET | Original file | - |
