| article html file updated | 6 February 2020 00:32 CET | Update | https://www.mdpi.com/1420-3049/18/2/2200 |
| article html file updated | 8 May 2019 08:30 CEST | Update | - |
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| article html file updated | 12 November 2018 03:34 CET | Original file | - |
| article pdf uploaded. | 11 February 2013 09:14 CET | Version of Record | https://www.mdpi.com/1420-3049/18/2/2200/pdf |
