| article html file updated | 29 August 2025 20:54 CEST | Update | https://www.mdpi.com/1660-4601/11/1/537 |
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| article html file updated | 15 July 2022 22:47 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 11:43 CEST | Update | https://www.mdpi.com/1660-4601/11/1/537/xml |
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| article html file updated | 17 February 2014 11:05 CET | Original file | - |
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| article pdf uploaded. | 2 January 2014 08:45 CET | Updated version of record | https://www.mdpi.com/1660-4601/11/1/537/pdf |
| article pdf uploaded. | 31 December 2013 10:02 CET | Version of Record | https://www.mdpi.com/1660-4601/11/1/537/pdf-vor |
