| article html file updated | 31 August 2025 05:11 CEST | Update | https://www.mdpi.com/2218-273X/9/12/787 |
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| article html file updated | 17 December 2019 08:09 CET | Original file | - |
| article pdf uploaded. | 17 December 2019 08:08 CET | Updated version of record | https://www.mdpi.com/2218-273X/9/12/787/pdf |
| article xml uploaded. | 17 December 2019 08:08 CET | Update | https://www.mdpi.com/2218-273X/9/12/787/xml |
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| article pdf uploaded. | 26 November 2019 14:41 CET | Version of Record | https://www.mdpi.com/2218-273X/9/12/787/pdf-vor |
| article xml file uploaded | 26 November 2019 14:41 CET | Original file | - |
