| article html file updated | 1 September 2025 17:48 CEST | Update | https://www.mdpi.com/2227-7072/9/1/5 |
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| article pdf uploaded. | 7 January 2021 13:42 CET | Updated version of record | https://www.mdpi.com/2227-7072/9/1/5/pdf |
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| article pdf uploaded. | 6 January 2021 10:33 CET | Updated version of record | https://www.mdpi.com/2227-7072/9/1/5/pdf-vor |
| article xml file uploaded | 6 January 2021 10:33 CET | Original file | - |
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