| article html file updated | 30 August 2025 11:02 CEST | Update | https://www.mdpi.com/2305-7084/3/1/7 |
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| article html file updated | 15 January 2019 10:11 CET | Original file | N/A |
| article pdf uploaded. | 15 January 2019 10:08 CET | Version of Record | https://www.mdpi.com/2305-7084/3/1/7/pdf |
| article xml uploaded. | 15 January 2019 10:08 CET | Update | https://www.mdpi.com/2305-7084/3/1/7/xml |
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