| article html file updated | 14 August 2026 14:07 CEST | Update | https://www.mdpi.com/2071-1050/9/5/691 |
| article html file updated | 8 February 2020 04:32 CET | Update | N/A |
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| article pdf uploaded. | 27 April 2017 13:06 CEST | Version of Record | https://www.mdpi.com/2071-1050/9/5/691/pdf |
