| article html file updated | 30 August 2025 22:42 CEST | Update | https://www.mdpi.com/2227-7102/9/3/189 |
| article html file updated | 21 August 2025 21:45 CEST | Update | - |
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| article pdf uploaded. | 19 July 2019 05:50 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/3/189/pdf |
| article xml uploaded. | 19 July 2019 05:50 CEST | Update | https://www.mdpi.com/2227-7102/9/3/189/xml |
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