| article html file updated | 30 August 2025 00:12 CEST | Update | https://www.mdpi.com/1424-8220/17/1/121 |
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| article xml uploaded. | 10 January 2017 11:36 CET | Update | https://www.mdpi.com/1424-8220/17/1/121/xml |
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| article pdf uploaded. | 10 January 2017 11:36 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/121/pdf |
