| article html file updated | 30 August 2025 10:14 CEST | Update | https://www.mdpi.com/1424-8220/19/1/34 |
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| article html file updated | 25 December 2018 06:49 CET | Original file | - |
| article pdf uploaded. | 25 December 2018 06:48 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/1/34/pdf |
| article xml uploaded. | 25 December 2018 06:48 CET | Update | https://www.mdpi.com/1424-8220/19/1/34/xml |
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| article pdf uploaded. | 21 December 2018 16:30 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/1/34/pdf-vor |
| article pdf uploaded. | 21 December 2018 16:28 CET | Version of Record | https://www.mdpi.com/1424-8220/19/1/34/pdf-vor |
| article xml file uploaded | 21 December 2018 16:28 CET | Original file | - |
