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| article html file updated | 30 August 2025 14:25 CEST | Update | N/A |
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| article html file updated | 30 April 2019 14:25 CEST | Original file | N/A |
| article pdf uploaded. | 30 April 2019 14:23 CEST | Updated version of record | https://www.mdpi.com/2306-5338/6/2/34/pdf |
| article xml uploaded. | 30 April 2019 14:23 CEST | Update | https://www.mdpi.com/2306-5338/6/2/34/xml |
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| article pdf uploaded. | 26 April 2019 14:05 CEST | Version of Record | https://www.mdpi.com/2306-5338/6/2/34/pdf-vor |
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