| article html file updated | 30 July 2022 17:03 CEST | Update | https://www.mdpi.com/2227-9709/8/4/77 |
| article html file updated | 17 November 2021 07:44 CET | Original file | - |
| article pdf uploaded. | 17 November 2021 07:42 CET | Version of Record | https://www.mdpi.com/2227-9709/8/4/77/pdf |
| article xml uploaded. | 17 November 2021 07:42 CET | Update | https://www.mdpi.com/2227-9709/8/4/77/xml |
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