| article html file updated | 6 February 2020 00:03 CET | Update | https://www.mdpi.com/2072-4292/5/1/342 |
| article html file updated | 8 May 2019 09:41 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:05 CEST | Update | https://www.mdpi.com/2072-4292/5/1/342/xml |
| article html file updated | 8 February 2013 14:01 CET | Original file | - |
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| article pdf uploaded. | 17 January 2013 14:09 CET | Version of Record | https://www.mdpi.com/2072-4292/5/1/342/pdf |