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| article xml uploaded. | 20 October 2017 05:47 CEST | Original file | https://www.mdpi.com/2072-6643/9/10/1142/xml |
| article pdf uploaded. | 20 October 2017 05:47 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/10/1142/pdf |
| article pdf uploaded. | 18 October 2017 10:33 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/10/1142/pdf-vor |