| article html file updated | 31 August 2025 08:03 CEST | Update | https://www.mdpi.com/2223-7747/9/1/61 |
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| article supplementary file uploaded. | 2 January 2020 10:26 CET | - | https://www.mdpi.com/2223-7747/9/1/61#supplementary |
| article pdf uploaded. | 2 January 2020 10:26 CET | Version of Record | https://www.mdpi.com/2223-7747/9/1/61/pdf |
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