| article html file updated | 30 August 2025 22:50 CEST | Update | https://www.mdpi.com/2223-7747/8/7/238 |
| article html file updated | 20 July 2022 06:35 CEST | Update | - |
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| article html file updated | 23 September 2019 07:44 CEST | Update | - |
| article xml uploaded. | 23 September 2019 07:42 CEST | Update | https://www.mdpi.com/2223-7747/8/7/238/xml |
| article pdf uploaded. | 23 September 2019 07:42 CEST | Updated version of record | https://www.mdpi.com/2223-7747/8/7/238/pdf |
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| article pdf uploaded. | 22 July 2019 13:28 CEST | Version of Record | https://www.mdpi.com/2223-7747/8/7/238/pdf-vor |
| article xml file uploaded | 22 July 2019 13:28 CEST | Original file | - |
