| article html file updated | 21 August 2026 08:15 CEST | Update | https://www.mdpi.com/2218-1997/8/1/44 |
| article html file updated | 7 September 2025 12:55 CEST | Update | N/A |
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| article html file updated | 12 January 2022 04:41 CET | Original file | N/A |
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| article xml uploaded. | 12 January 2022 04:40 CET | Update | https://www.mdpi.com/2218-1997/8/1/44/xml |
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| article pdf uploaded. | 11 January 2022 15:29 CET | Version of Record | https://www.mdpi.com/2218-1997/8/1/44/pdf-vor |
