| article html file updated | 30 August 2025 14:33 CEST | Update | https://www.mdpi.com/2412-382X/3/2/7 |
| article html file updated | 21 August 2025 20:50 CEST | Update | - |
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| article html file updated | 30 April 2019 13:50 CEST | Original file | - |
| article pdf uploaded. | 30 April 2019 13:48 CEST | Version of Record | https://www.mdpi.com/2412-382X/3/2/7/pdf |
| article xml uploaded. | 30 April 2019 13:48 CEST | Update | https://www.mdpi.com/2412-382X/3/2/7/xml |
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