| article html file updated | 13 September 2021 14:54 CEST | Original file | https://www.mdpi.com/2077-1444/12/9/761 |
| article pdf uploaded. | 13 September 2021 14:52 CEST | Version of Record | https://www.mdpi.com/2077-1444/12/9/761/pdf |
| article xml uploaded. | 13 September 2021 14:52 CEST | Update | https://www.mdpi.com/2077-1444/12/9/761/xml |
| article xml file uploaded | 13 September 2021 14:52 CEST | Original file | N/A |
