| article html file updated | 31 August 2025 11:17 CEST | Update | https://www.mdpi.com/2079-9292/9/2/309 |
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| article html file updated | 6 March 2020 19:34 CET | Update | - |
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| article pdf uploaded. | 15 February 2020 13:01 CET | Updated version of record | https://www.mdpi.com/2079-9292/9/2/309/pdf |
| article xml uploaded. | 15 February 2020 13:01 CET | Update | https://www.mdpi.com/2079-9292/9/2/309/xml |
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| article pdf uploaded. | 10 February 2020 16:34 CET | Version of Record | https://www.mdpi.com/2079-9292/9/2/309/pdf-vor |
| article xml file uploaded | 10 February 2020 16:34 CET | Original file | - |
