| article html file updated | 28 April 2021 13:02 CEST | Original file | https://www.mdpi.com/2077-1444/12/5/312 |
| article pdf uploaded. | 28 April 2021 13:01 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/5/312/pdf |
| article xml uploaded. | 28 April 2021 13:01 CEST | Update | https://www.mdpi.com/2077-1444/12/5/312/xml |
| article xml file uploaded | 28 April 2021 13:01 CEST | Original file | N/A |
