| article html file updated | 31 August 2025 03:30 CEST | Update | https://www.mdpi.com/2304-8158/8/11/530 |
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| article pdf uploaded. | 25 October 2019 12:52 CEST | Version of Record | https://www.mdpi.com/2304-8158/8/11/530/pdf |
| article xml uploaded. | 25 October 2019 12:52 CEST | Update | https://www.mdpi.com/2304-8158/8/11/530/xml |
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