| article html file updated | 31 August 2025 03:43 CEST | Update | https://www.mdpi.com/2223-7747/8/11/461 |
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| article supplementary file uploaded. | 30 October 2019 04:42 CET | - | https://www.mdpi.com/2223-7747/8/11/461#supplementary |
| article pdf uploaded. | 30 October 2019 04:42 CET | Version of Record | https://www.mdpi.com/2223-7747/8/11/461/pdf |
| article xml uploaded. | 30 October 2019 04:42 CET | Update | https://www.mdpi.com/2223-7747/8/11/461/xml |
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