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| article xml uploaded. | 21 November 2017 10:46 CET | Update | https://www.mdpi.com/1422-0067/18/11/2470/xml |
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| article pdf uploaded. | 21 November 2017 10:46 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/11/2470/pdf |
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| article xml uploaded. | 20 November 2017 16:39 CET | Update | - |
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| article pdf uploaded. | 20 November 2017 16:39 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/11/2470/pdf-vor |
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