| article html file updated | 31 August 2025 08:45 CEST | Update | https://www.mdpi.com/2410-3896/5/1/4 |
| article html file updated | 20 July 2022 17:17 CEST | Update | - |
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| article pdf uploaded. | 26 January 2020 14:53 CET | Updated version of record | https://www.mdpi.com/2410-3896/5/1/4/pdf |
| article xml uploaded. | 26 January 2020 14:53 CET | Update | https://www.mdpi.com/2410-3896/5/1/4/xml |
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| article pdf uploaded. | 11 January 2020 09:01 CET | Version of Record | https://www.mdpi.com/2410-3896/5/1/4/pdf-vor |
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