| article html file updated | 16 August 2026 17:40 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4218 |
| article html file updated | 31 August 2025 04:07 CEST | Update | N/A |
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| article pdf uploaded. | 5 November 2019 15:38 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4218/pdf |
| article xml uploaded. | 5 November 2019 15:38 CET | Update | https://www.mdpi.com/1996-1073/12/21/4218/xml |
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