| article html file updated | 30 August 2025 15:00 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1817 |
| article html file updated | 19 July 2022 18:32 CEST | Update | N/A |
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| article pdf uploaded. | 13 May 2019 15:02 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/9/1817/pdf |
| article xml uploaded. | 13 May 2019 15:02 CEST | Update | https://www.mdpi.com/1996-1073/12/9/1817/xml |
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