| article html file updated | 6 February 2020 20:57 CET | Update | https://www.mdpi.com/1660-4601/12/8/8644 |
| article html file updated | 21 September 2019 00:40 CEST | Update | - |
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| article xml file uploaded | 1 September 2015 08:42 CEST | Original file | https://www.mdpi.com/1660-4601/12/8/8644/xml |
| article html file updated | 21 August 2015 15:11 CEST | Original file | - |
| article pdf uploaded. | 23 July 2015 10:07 CEST | Version of Record | https://www.mdpi.com/1660-4601/12/8/8644/pdf |
