| article html file updated | 29 August 2025 22:22 CEST | Update | https://www.mdpi.com/2073-4425/6/4/1215 |
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| article pdf uploaded. | 18 November 2015 14:23 CET | Version of Record | https://www.mdpi.com/2073-4425/6/4/1215/pdf |
| article xml uploaded. | 18 November 2015 14:23 CET | Original file | https://www.mdpi.com/2073-4425/6/4/1215/xml |
