| article html file updated | 30 July 2022 05:37 CEST | Update | https://www.mdpi.com/1999-4907/12/9/1239 |
| article html file updated | 13 September 2021 15:14 CEST | Original file | - |
| article pdf uploaded. | 13 September 2021 15:13 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/9/1239/pdf |
| article xml uploaded. | 13 September 2021 15:13 CEST | Update | https://www.mdpi.com/1999-4907/12/9/1239/xml |
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