| article html file updated | 23 October 2025 07:22 CEST | Update | https://www.mdpi.com/2076-2615/9/11/912 |
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| article pdf uploaded. | 7 November 2019 02:37 CET | Updated version of record | https://www.mdpi.com/2076-2615/9/11/912/pdf |
| article xml uploaded. | 7 November 2019 02:37 CET | Update | https://www.mdpi.com/2076-2615/9/11/912/xml |
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| article pdf uploaded. | 2 November 2019 10:52 CET | Version of Record | https://www.mdpi.com/2076-2615/9/11/912/pdf-vor |
| article xml uploaded. | 2 November 2019 10:52 CET | Update | N/A |
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