| article html file updated | 31 August 2025 07:07 CEST | Update | https://www.mdpi.com/2073-4441/12/1/40 |
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| article pdf uploaded. | 27 December 2019 11:38 CET | Updated version of record | https://www.mdpi.com/2073-4441/12/1/40/pdf |
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| article pdf uploaded. | 20 December 2019 13:38 CET | Version of Record | https://www.mdpi.com/2073-4441/12/1/40/pdf-vor |
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