| article html file updated | 30 August 2025 21:57 CEST | Update | https://www.mdpi.com/2309-608X/5/3/56 |
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| article pdf uploaded. | 2 July 2019 12:01 CEST | Version of Record | https://www.mdpi.com/2309-608X/5/3/56/pdf |
| article xml uploaded. | 2 July 2019 12:01 CEST | Update | https://www.mdpi.com/2309-608X/5/3/56/xml |
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