| article html file updated | 29 August 2025 22:21 CEST | Update | https://www.mdpi.com/2227-9032/3/4/1174 |
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| article pdf uploaded. | 25 November 2015 09:42 CET | Updated version of record | https://www.mdpi.com/2227-9032/3/4/1174/pdf |
| article pdf uploaded. | 16 November 2015 12:56 CET | Version of Record | https://www.mdpi.com/2227-9032/3/4/1174/pdf-vor |
| article xml uploaded. | 16 November 2015 12:56 CET | Original file | https://www.mdpi.com/2227-9032/3/4/1174/xml |
