| article html file updated | 1 September 2025 16:38 CEST | Update | https://www.mdpi.com/2304-8158/9/12/1914 |
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| article html file updated | 23 December 2020 16:05 CET | Update | - |
| article pdf uploaded. | 23 December 2020 16:04 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/12/1914/pdf |
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| article html file updated | 22 December 2020 12:23 CET | Original file | - |
| article pdf uploaded. | 22 December 2020 12:22 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/12/1914/pdf-vor |
| article xml uploaded. | 22 December 2020 12:22 CET | Update | - |
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| article pdf uploaded. | 21 December 2020 16:09 CET | Version of Record | https://www.mdpi.com/2304-8158/9/12/1914/pdf-vor |