| article html file updated | 5 February 2020 16:18 CET | Update | https://www.mdpi.com/2072-6651/3/1/17 |
| article html file updated | 9 May 2019 02:47 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/2072-6651/3/1/17/xml |
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