| article html file updated | 6 February 2020 07:21 CET | Update | https://www.mdpi.com/2072-4292/6/2/1587 |
| article html file updated | 7 May 2019 18:27 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/2072-4292/6/2/1587/xml |
| article html file updated | 20 March 2014 10:26 CET | Original file | - |
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| article pdf uploaded. | 20 February 2014 10:33 CET | Version of Record | https://www.mdpi.com/2072-4292/6/2/1587/pdf |