| article html file updated | 6 February 2020 05:46 CET | Update | https://www.mdpi.com/2072-4292/5/12/6361 |
| article html file updated | 7 May 2019 21:39 CEST | Update | N/A |
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| article pdf uploaded. | 26 November 2013 14:12 CET | Version of Record | https://www.mdpi.com/2072-4292/5/12/6361/pdf |