| article html file updated | 31 August 2025 10:14 CEST | Update | https://www.mdpi.com/2077-1444/11/2/64 |
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| article pdf uploaded. | 2 March 2020 03:39 CET | Updated version of record | https://www.mdpi.com/2077-1444/11/2/64/pdf |
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| article pdf uploaded. | 29 January 2020 16:36 CET | Version of Record | https://www.mdpi.com/2077-1444/11/2/64/pdf-vor |
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