| article html file updated | 31 August 2025 17:18 CEST | Update | https://www.mdpi.com/2412-382X/4/2/20 |
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| article pdf uploaded. | 17 June 2020 04:39 CEST | Updated version of record | https://www.mdpi.com/2412-382X/4/2/20/pdf |
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| article pdf uploaded. | 13 April 2020 16:22 CEST | Version of Record | https://www.mdpi.com/2412-382X/4/2/20/pdf-vor |
| article xml file uploaded | 13 April 2020 16:22 CEST | Original file | - |
