| article html file updated | 31 August 2025 05:02 CEST | Update | https://www.mdpi.com/2218-273X/9/12/769 |
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| article html file updated | 15 December 2019 10:26 CET | Original file | - |
| article pdf uploaded. | 15 December 2019 10:25 CET | Updated version of record | https://www.mdpi.com/2218-273X/9/12/769/pdf |
| article xml uploaded. | 15 December 2019 10:25 CET | Update | https://www.mdpi.com/2218-273X/9/12/769/xml |
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| article pdf uploaded. | 22 November 2019 14:42 CET | Version of Record | https://www.mdpi.com/2218-273X/9/12/769/pdf-vor |
| article xml file uploaded | 22 November 2019 14:42 CET | Original file | - |
