| article html file updated | 6 February 2020 06:36 CET | Update | https://www.mdpi.com/1660-4601/11/1/749 |
| article html file updated | 7 May 2019 20:05 CEST | Update | - |
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| article xml file uploaded | 17 February 2014 11:17 CET | Original file | https://www.mdpi.com/1660-4601/11/1/749/xml |
| article pdf uploaded. | 7 January 2014 09:54 CET | Version of Record | https://www.mdpi.com/1660-4601/11/1/749/pdf |
