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| article pdf uploaded. | 6 November 2017 02:07 CET | Updated version of record | https://www.mdpi.com/1999-4915/9/11/314/pdf |
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| article xml uploaded. | 30 October 2017 20:42 CET | Update | https://www.mdpi.com/1999-4915/9/11/314/xml |
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| article pdf uploaded. | 30 October 2017 20:31 CET | Updated version of record | https://www.mdpi.com/1999-4915/9/11/314/pdf-vor |
| article pdf uploaded. | 27 October 2017 16:40 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/11/314/pdf-vor |