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| article supplementary file uploaded. | 7 July 2014 15:00 CEST | - | https://www.mdpi.com/1422-0067/15/7/12074#supplementary |
| article pdf uploaded. | 7 July 2014 15:00 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/7/12074/pdf |
