| article html file updated | 29 August 2025 22:25 CEST | Update | https://www.mdpi.com/2072-6643/7/12/5501 |
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| article pdf uploaded. | 1 December 2015 10:58 CET | Version of Record | https://www.mdpi.com/2072-6643/7/12/5501/pdf |
| article xml uploaded. | 1 December 2015 10:58 CET | Original file | https://www.mdpi.com/2072-6643/7/12/5501/xml |
