| article html file updated | 31 August 2025 02:39 CEST | Update | https://www.mdpi.com/2571-9408/2/4/168 |
| article html file updated | 20 July 2022 01:56 CEST | Update | - |
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| article pdf uploaded. | 11 October 2019 11:17 CEST | Updated version of record | https://www.mdpi.com/2571-9408/2/4/168/pdf |
| article xml uploaded. | 11 October 2019 11:17 CEST | Update | https://www.mdpi.com/2571-9408/2/4/168/xml |
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| article pdf uploaded. | 10 October 2019 13:12 CEST | Version of Record | https://www.mdpi.com/2571-9408/2/4/168/pdf-vor |
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