| article html file updated | 30 August 2025 01:51 CEST | Update | https://www.mdpi.com/2075-5309/7/4/110 |
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| article xml uploaded. | 30 November 2017 14:16 CET | Update | https://www.mdpi.com/2075-5309/7/4/110/xml |
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| article pdf uploaded. | 30 November 2017 14:16 CET | Version of Record | https://www.mdpi.com/2075-5309/7/4/110/pdf |
