| article html file updated | 1 September 2025 20:21 CEST | Update | https://www.mdpi.com/2413-8851/5/1/18 |
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| article pdf uploaded. | 22 February 2021 03:55 CET | Updated version of record | https://www.mdpi.com/2413-8851/5/1/18/pdf |
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| article pdf uploaded. | 1 February 2021 10:43 CET | Version of Record | https://www.mdpi.com/2413-8851/5/1/18/pdf-vor |
| article xml uploaded. | 1 February 2021 10:43 CET | Update | - |
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