| article html file updated | 18 August 2026 09:37 CEST | Update | https://www.mdpi.com/2073-4468/9/4/64 |
| article html file updated | 24 December 2025 23:24 CET | Update | N/A |
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| article html file updated | 17 November 2020 10:51 CET | Original file | N/A |
| article pdf uploaded. | 17 November 2020 10:50 CET | Version of Record | https://www.mdpi.com/2073-4468/9/4/64/pdf |
| article xml uploaded. | 17 November 2020 10:50 CET | Update | https://www.mdpi.com/2073-4468/9/4/64/xml |
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