| article html file updated | 14 August 2026 15:49 CEST | Update | https://www.mdpi.com/2073-4441/9/7/502 |
| article html file updated | 8 February 2020 10:43 CET | Update | N/A |
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| article pdf uploaded. | 11 July 2017 13:44 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/502/pdf |
