| article html file updated | 31 August 2025 09:02 CEST | Update | https://www.mdpi.com/2073-4409/9/1/213 |
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| article pdf uploaded. | 23 January 2020 10:30 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/1/213/pdf |
| article xml uploaded. | 23 January 2020 10:30 CET | Update | https://www.mdpi.com/2073-4409/9/1/213/xml |
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| article pdf uploaded. | 15 January 2020 12:30 CET | Version of Record | https://www.mdpi.com/2073-4409/9/1/213/pdf-vor |
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