| article html file updated | 24 December 2025 16:42 CET | Update | https://www.mdpi.com/1996-1073/12/24/4731 |
| article html file updated | 31 August 2025 06:20 CEST | Update | - |
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| article html file updated | 11 December 2019 16:52 CET | Original file | - |
| article pdf uploaded. | 11 December 2019 16:50 CET | Version of Record | https://www.mdpi.com/1996-1073/12/24/4731/pdf |
| article xml uploaded. | 11 December 2019 16:50 CET | Update | https://www.mdpi.com/1996-1073/12/24/4731/xml |
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