| article html file updated | 1 August 2022 06:54 CEST | Update | https://www.mdpi.com/2227-7102/12/4/227 |
| article html file updated | 22 March 2022 08:57 CET | Original file | - |
| article pdf uploaded. | 22 March 2022 08:55 CET | Version of Record | https://www.mdpi.com/2227-7102/12/4/227/pdf |
| article xml uploaded. | 22 March 2022 08:55 CET | Update | https://www.mdpi.com/2227-7102/12/4/227/xml |
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