| article html file updated | 12 August 2026 23:50 CEST | Update | https://www.mdpi.com/2072-6643/6/4/1678 |
| article html file updated | 6 February 2020 08:42 CET | Update | N/A |
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| article pdf uploaded. | 21 April 2014 09:20 CEST | Version of Record | https://www.mdpi.com/2072-6643/6/4/1678/pdf |
