| article html file updated | 30 August 2025 09:16 CEST | Update | https://www.mdpi.com/2413-8851/2/4/111 |
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| article html file updated | 27 November 2018 13:56 CET | Original file | - |
| article pdf uploaded. | 27 November 2018 11:55 CET | Version of Record | https://www.mdpi.com/2413-8851/2/4/111/pdf |
| article xml uploaded. | 27 November 2018 11:55 CET | Update | https://www.mdpi.com/2413-8851/2/4/111/xml |
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