| article html file updated | 26 December 2025 05:59 CET | Update | https://www.mdpi.com/2221-3759/9/4/47 |
| article html file updated | 7 September 2025 04:11 CEST | Update | N/A |
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| article html file updated | 1 November 2021 12:52 CET | Original file | N/A |
| article pdf uploaded. | 1 November 2021 12:50 CET | Version of Record | https://www.mdpi.com/2221-3759/9/4/47/pdf |
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