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| article xml uploaded. | 1 December 2017 11:14 CET | Update | https://www.mdpi.com/2077-0383/6/12/111/xml |
| article pdf uploaded. | 1 December 2017 11:14 CET | Updated version of record | https://www.mdpi.com/2077-0383/6/12/111/pdf |
| article html file updated | 30 November 2017 10:39 CET | Original file | - |
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| article pdf uploaded. | 30 November 2017 09:21 CET | Updated version of record | https://www.mdpi.com/2077-0383/6/12/111/pdf-vor |
| article pdf uploaded. | 29 November 2017 12:22 CET | Version of Record | https://www.mdpi.com/2077-0383/6/12/111/pdf-vor |
