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| article pdf uploaded. | 17 December 2019 12:17 CET | Updated version of record | https://www.mdpi.com/2223-7747/8/12/548/pdf |
| article xml uploaded. | 17 December 2019 12:17 CET | Update | https://www.mdpi.com/2223-7747/8/12/548/xml |
| article xml file uploaded | 17 December 2019 12:17 CET | Update | - |
| article html file updated | 17 December 2019 11:57 CET | Original file | - |
| article pdf uploaded. | 17 December 2019 11:55 CET | Updated version of record | https://www.mdpi.com/2223-7747/8/12/548/pdf-vor |
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| article supplementary file uploaded. | 27 November 2019 15:49 CET | - | https://www.mdpi.com/2223-7747/8/12/548#supplementary |
| article pdf uploaded. | 27 November 2019 15:49 CET | Version of Record | https://www.mdpi.com/2223-7747/8/12/548/pdf-vor |
| article xml file uploaded | 27 November 2019 15:48 CET | Original file | - |
