| article html file updated | 29 August 2025 22:50 CEST | Update | https://www.mdpi.com/2079-6439/4/1/11 |
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| article pdf uploaded. | 22 March 2016 14:32 CET | Updated version of record | https://www.mdpi.com/2079-6439/4/1/11/pdf |
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| article pdf uploaded. | 15 March 2016 11:20 CET | Version of Record | https://www.mdpi.com/2079-6439/4/1/11/pdf-vor |
