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| article html file updated | 24 December 2025 15:07 CET | Update | N/A |
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| article html file updated | 7 June 2019 14:26 CEST | Original file | N/A |
| article pdf uploaded. | 7 June 2019 14:25 CEST | Version of Record | https://www.mdpi.com/1996-1944/12/11/1856/pdf |
| article xml uploaded. | 7 June 2019 14:25 CEST | Update | https://www.mdpi.com/1996-1944/12/11/1856/xml |
| article xml file uploaded | 7 June 2019 14:25 CEST | Original file | N/A |
