| article html file updated | 1 September 2025 23:04 CEST | Update | https://www.mdpi.com/2218-1997/7/3/50 |
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| article pdf uploaded. | 28 February 2021 05:52 CET | Version of Record | https://www.mdpi.com/2218-1997/7/3/50/pdf-vor |
