| article html file updated | 23 October 2025 07:26 CEST | Update | https://www.mdpi.com/2076-2615/9/11/999 |
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| article html file updated | 19 November 2019 12:47 CET | Original file | N/A |
| article pdf uploaded. | 19 November 2019 12:46 CET | Version of Record | https://www.mdpi.com/2076-2615/9/11/999/pdf |
| article xml uploaded. | 19 November 2019 12:46 CET | Update | https://www.mdpi.com/2076-2615/9/11/999/xml |
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