| article html file updated | 30 August 2025 10:58 CEST | Update | https://www.mdpi.com/1996-1073/12/2/235 |
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| article pdf uploaded. | 15 January 2019 04:25 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/2/235/pdf |
| article xml uploaded. | 15 January 2019 04:25 CET | Update | https://www.mdpi.com/1996-1073/12/2/235/xml |
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| article pdf uploaded. | 13 January 2019 12:34 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/235/pdf-vor |
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