| article html file updated | 31 August 2025 05:05 CEST | Update | https://www.mdpi.com/1911-8074/12/4/175 |
| article html file updated | 19 July 2022 23:09 CEST | Update | - |
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| article html file updated | 31 December 2019 20:47 CET | Update | - |
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| article pdf uploaded. | 29 November 2019 07:38 CET | Updated version of record | https://www.mdpi.com/1911-8074/12/4/175/pdf |
| article xml uploaded. | 29 November 2019 07:38 CET | Update | https://www.mdpi.com/1911-8074/12/4/175/xml |
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| article pdf uploaded. | 24 November 2019 10:03 CET | Version of Record | https://www.mdpi.com/1911-8074/12/4/175/pdf-vor |
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