| article html file updated | 29 August 2025 22:10 CEST | Update | https://www.mdpi.com/2073-4336/6/4/394 |
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| article supplementary file uploaded. | 25 September 2015 16:06 CEST | - | https://www.mdpi.com/2073-4336/6/4/394#supplementary |
| article pdf uploaded. | 25 September 2015 16:06 CEST | Version of Record | https://www.mdpi.com/2073-4336/6/4/394/pdf |
