| article html file updated | 31 August 2025 06:36 CEST | Update | https://www.mdpi.com/2304-8158/8/12/683 |
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| article pdf uploaded. | 14 December 2019 11:09 CET | Version of Record | https://www.mdpi.com/2304-8158/8/12/683/pdf |
| article xml uploaded. | 14 December 2019 11:09 CET | Update | https://www.mdpi.com/2304-8158/8/12/683/xml |
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