| article html file updated | 29 August 2025 20:54 CEST | Update | https://www.mdpi.com/1660-4601/11/1/429 |
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| article xml file uploaded | 17 February 2014 11:12 CET | Original file | https://www.mdpi.com/1660-4601/11/1/429/xml |
| article pdf uploaded. | 31 December 2013 13:27 CET | Updated version of record | https://www.mdpi.com/1660-4601/11/1/429/pdf |
| article pdf uploaded. | 30 December 2013 11:30 CET | Version of Record | https://www.mdpi.com/1660-4601/11/1/429/pdf-vor |
