| article html file updated | 14 August 2026 17:40 CEST | Update | https://www.mdpi.com/2227-7102/7/3/74 |
| article html file updated | 8 February 2020 16:43 CET | Update | N/A |
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| article pdf uploaded. | 20 September 2017 16:11 CEST | Version of Record | https://www.mdpi.com/2227-7102/7/3/74/pdf |
