| article html file updated | 24 December 2025 16:34 CET | Update | https://www.mdpi.com/2218-273X/9/12/807 |
| article html file updated | 31 August 2025 05:24 CEST | Update | - |
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| article html file updated | 31 December 2019 12:11 CET | Update | - |
| article html file updated | 29 November 2019 15:51 CET | Original file | - |
| article pdf uploaded. | 29 November 2019 15:50 CET | Version of Record | https://www.mdpi.com/2218-273X/9/12/807/pdf |
| article xml uploaded. | 29 November 2019 15:50 CET | Update | https://www.mdpi.com/2218-273X/9/12/807/xml |
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