| article html file updated | 30 August 2025 02:48 CEST | Update | https://www.mdpi.com/1422-0067/19/3/686 |
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| article xml uploaded. | 28 February 2018 16:38 CET | Update | https://www.mdpi.com/1422-0067/19/3/686/xml |
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| article pdf uploaded. | 28 February 2018 16:38 CET | Version of Record | https://www.mdpi.com/1422-0067/19/3/686/pdf |
