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| article pdf uploaded. | 22 January 2019 08:50 CET | Updated version of record | https://www.mdpi.com/2072-4292/11/2/136/pdf |
| article xml uploaded. | 22 January 2019 08:50 CET | Update | https://www.mdpi.com/2072-4292/11/2/136/xml |
| article xml file uploaded | 22 January 2019 08:50 CET | Update | - |
| article pdf uploaded. | 11 January 2019 16:41 CET | Updated version of record | https://www.mdpi.com/2072-4292/11/2/136/pdf-vor |
| article xml file uploaded | 11 January 2019 16:29 CET | Original file | - |
| article pdf uploaded. | 11 January 2019 16:29 CET | Version of Record | https://www.mdpi.com/2072-4292/11/2/136/pdf-vor |
