| article html file updated | 30 July 2022 23:44 CEST | Update | https://www.mdpi.com/1999-4907/13/1/9 |
| article html file updated | 24 December 2021 10:01 CET | Update | - |
| article html file updated | 23 December 2021 11:36 CET | Original file | - |
| article pdf uploaded. | 23 December 2021 11:35 CET | Updated version of record | https://www.mdpi.com/1999-4907/13/1/9/pdf |
| article xml uploaded. | 23 December 2021 11:35 CET | Update | https://www.mdpi.com/1999-4907/13/1/9/xml |
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| article pdf uploaded. | 21 December 2021 17:20 CET | Version of Record | https://www.mdpi.com/1999-4907/13/1/9/pdf-vor |
