| article html file updated | 31 August 2025 05:27 CEST | Update | https://www.mdpi.com/2079-9292/8/12/1441 |
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| article pdf uploaded. | 6 December 2019 05:09 CET | Updated version of record | https://www.mdpi.com/2079-9292/8/12/1441/pdf |
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| article pdf uploaded. | 1 December 2019 04:48 CET | Version of Record | https://www.mdpi.com/2079-9292/8/12/1441/pdf-vor |
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