| article html file updated | 13 August 2021 12:24 CEST | Original file | https://www.mdpi.com/2077-1444/12/8/639 |
| article pdf uploaded. | 13 August 2021 12:23 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/8/639/pdf |
| article xml uploaded. | 13 August 2021 12:23 CEST | Update | https://www.mdpi.com/2077-1444/12/8/639/xml |
| article xml file uploaded | 13 August 2021 12:23 CEST | Original file | - |
