| article html file updated | 31 August 2025 03:57 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4187 |
| article html file updated | 21 August 2025 23:10 CEST | Update | - |
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| article pdf uploaded. | 8 November 2019 10:33 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4187/pdf |
| article xml uploaded. | 8 November 2019 10:33 CET | Update | https://www.mdpi.com/1996-1073/12/21/4187/xml |
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| article html file updated | 2 November 2019 10:16 CET | Original file | - |
| article pdf uploaded. | 2 November 2019 10:15 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4187/pdf-vor |
| article xml uploaded. | 2 November 2019 10:15 CET | Update | - |
| article xml file uploaded | 2 November 2019 10:15 CET | Original file | - |
