| article html file updated | 7 January 2021 09:25 CET | Original file | https://www.mdpi.com/2071-1050/13/2/505 |
| article pdf uploaded. | 7 January 2021 09:23 CET | Version of Record | https://www.mdpi.com/2071-1050/13/2/505/pdf |
| article xml uploaded. | 7 January 2021 09:23 CET | Update | https://www.mdpi.com/2071-1050/13/2/505/xml |
| article xml file uploaded | 7 January 2021 09:23 CET | Original file | N/A |
