| article html file updated | 30 August 2025 06:12 CEST | Update | https://www.mdpi.com/2077-0383/7/8/226 |
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| article pdf uploaded. | 20 August 2018 14:54 CEST | Version of Record | https://www.mdpi.com/2077-0383/7/8/226/pdf |
| article xml uploaded. | 20 August 2018 14:54 CEST | Update | https://www.mdpi.com/2077-0383/7/8/226/xml |
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