| article html file updated | 29 August 2025 21:12 CEST | Update | https://www.mdpi.com/2075-4418/4/3/104 |
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| article pdf uploaded. | 19 August 2014 14:39 CEST | Updated version of record | https://www.mdpi.com/2075-4418/4/3/104/pdf |
| article pdf uploaded. | 18 August 2014 14:37 CEST | Version of Record | https://www.mdpi.com/2075-4418/4/3/104/pdf-vor |
