| article html file updated | 23 October 2025 06:53 CEST | Update | https://www.mdpi.com/2076-2615/9/6/349 |
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| article html file updated | 13 June 2019 11:14 CEST | Original file | - |
| article pdf uploaded. | 13 June 2019 11:13 CEST | Version of Record | https://www.mdpi.com/2076-2615/9/6/349/pdf |
| article xml uploaded. | 13 June 2019 11:13 CEST | Update | https://www.mdpi.com/2076-2615/9/6/349/xml |
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