| article html file updated | 29 August 2025 21:34 CEST | Update | https://www.mdpi.com/2073-4433/6/3/318 |
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| article xml file uploaded | 19 March 2015 07:45 CET | Original file | https://www.mdpi.com/2073-4433/6/3/318/xml |
| article pdf uploaded. | 17 March 2015 09:02 CET | Updated version of record | https://www.mdpi.com/2073-4433/6/3/318/pdf |
| article pdf uploaded. | 12 March 2015 14:08 CET | Version of Record | https://www.mdpi.com/2073-4433/6/3/318/pdf-vor |
