| article html file updated | 30 August 2025 20:56 CEST | Update | https://www.mdpi.com/2227-9032/7/2/75 |
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| article html file updated | 10 June 2019 10:28 CEST | Original file | N/A |
| article pdf uploaded. | 10 June 2019 10:27 CEST | Version of Record | https://www.mdpi.com/2227-9032/7/2/75/pdf |
| article xml uploaded. | 10 June 2019 10:27 CEST | Update | https://www.mdpi.com/2227-9032/7/2/75/xml |
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