| article html file updated | 30 August 2025 23:06 CEST | Update | https://www.mdpi.com/2073-4344/9/8/640 |
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| article html file updated | 27 July 2019 10:46 CEST | Original file | - |
| article pdf uploaded. | 27 July 2019 10:45 CEST | Version of Record | https://www.mdpi.com/2073-4344/9/8/640/pdf |
| article xml uploaded. | 27 July 2019 10:45 CEST | Update | https://www.mdpi.com/2073-4344/9/8/640/xml |
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