| article html file updated | 29 August 2025 22:40 CEST | Update | https://www.mdpi.com/2076-0760/5/1/7 |
| article html file updated | 16 July 2022 01:42 CEST | Update | N/A |
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| article pdf uploaded. | 2 February 2016 09:59 CET | Version of Record | https://www.mdpi.com/2076-0760/5/1/7/pdf |
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