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| article html file updated | 30 September 2019 06:36 CEST | Update | - |
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| article xml uploaded. | 1 February 2018 06:59 CET | Update | https://www.mdpi.com/1424-8247/11/1/10/xml |
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| article pdf uploaded. | 1 February 2018 06:59 CET | Updated version of record | https://www.mdpi.com/1424-8247/11/1/10/pdf |
| article html file updated | 26 January 2018 18:40 CET | Original file | - |
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| article pdf uploaded. | 26 January 2018 18:38 CET | Version of Record | https://www.mdpi.com/1424-8247/11/1/10/pdf-vor |
