| article html file updated | 30 August 2025 01:39 CEST | Update | https://www.mdpi.com/1996-1073/10/11/1839 |
| article html file updated | 16 July 2022 07:19 CEST | Update | - |
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| article html file updated | 14 November 2017 06:51 CET | Original file | - |
| article xml uploaded. | 14 November 2017 06:49 CET | Update | https://www.mdpi.com/1996-1073/10/11/1839/xml |
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| article pdf uploaded. | 14 November 2017 06:49 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/11/1839/pdf |
| article pdf uploaded. | 10 November 2017 12:12 CET | Version of Record | https://www.mdpi.com/1996-1073/10/11/1839/pdf-vor |
