| article html file updated | 30 August 2025 13:43 CEST | Update | https://www.mdpi.com/2077-0383/8/4/467 |
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| article pdf uploaded. | 19 April 2019 12:19 CEST | Updated version of record | https://www.mdpi.com/2077-0383/8/4/467/pdf |
| article xml uploaded. | 19 April 2019 12:19 CEST | Update | https://www.mdpi.com/2077-0383/8/4/467/xml |
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| article pdf uploaded. | 5 April 2019 17:05 CEST | Version of Record | https://www.mdpi.com/2077-0383/8/4/467/pdf-vor |
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