| article html file updated | 30 August 2025 08:18 CEST | Update | https://www.mdpi.com/2227-9067/5/11/147 |
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| article pdf uploaded. | 30 October 2018 09:44 CET | Version of Record | https://www.mdpi.com/2227-9067/5/11/147/pdf |
| article xml uploaded. | 30 October 2018 09:44 CET | Update | https://www.mdpi.com/2227-9067/5/11/147/xml |
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