| article html file updated | 29 August 2025 21:55 CEST | Update | https://www.mdpi.com/1999-4893/8/3/466 |
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| article pdf uploaded. | 15 July 2015 10:16 CEST | Updated version of record | https://www.mdpi.com/1999-4893/8/3/466/pdf |
| article pdf uploaded. | 14 July 2015 11:38 CEST | Version of Record | https://www.mdpi.com/1999-4893/8/3/466/pdf-vor |
