| article html file updated | 28 September 2025 19:16 CEST | Update | https://www.mdpi.com/1999-4893/6/1/119 |
| article html file updated | 6 February 2020 00:33 CET | Update | - |
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| article html file updated | 19 December 2016 11:27 CET | Original file | - |
| article pdf uploaded. | 18 February 2013 08:17 CET | Version of Record | https://www.mdpi.com/1999-4893/6/1/119/pdf |
