| article html file updated | 14 August 2026 21:42 CEST | Update | https://www.mdpi.com/2412-3811/3/1/4 |
| article html file updated | 9 February 2020 04:59 CET | Update | N/A |
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| article pdf uploaded. | 31 January 2018 09:09 CET | Version of Record | https://www.mdpi.com/2412-3811/3/1/4/pdf |
