| article html file updated | 31 August 2025 03:29 CEST | Update | https://www.mdpi.com/2079-9292/8/11/1220 |
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| article pdf uploaded. | 25 October 2019 10:20 CEST | Version of Record | https://www.mdpi.com/2079-9292/8/11/1220/pdf |
| article xml uploaded. | 25 October 2019 10:20 CEST | Update | https://www.mdpi.com/2079-9292/8/11/1220/xml |
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