| article html file updated | 31 August 2025 11:50 CEST | Update | https://www.mdpi.com/2071-1050/12/4/1471 |
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| article html file updated | 18 February 2020 03:36 CET | Original file | - |
| article pdf uploaded. | 18 February 2020 03:34 CET | Updated version of record | https://www.mdpi.com/2071-1050/12/4/1471/pdf |
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| article pdf uploaded. | 16 February 2020 15:10 CET | Version of Record | https://www.mdpi.com/2071-1050/12/4/1471/pdf-vor |
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