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| article pdf uploaded. | 28 November 2018 07:28 CET | Updated version of record | https://www.mdpi.com/1422-0067/19/12/3717/pdf |
| article xml uploaded. | 28 November 2018 07:28 CET | Update | https://www.mdpi.com/1422-0067/19/12/3717/xml |
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| article pdf uploaded. | 22 November 2018 17:04 CET | Updated version of record | https://www.mdpi.com/1422-0067/19/12/3717/pdf-vor |
| article pdf uploaded. | 22 November 2018 16:38 CET | Version of Record | https://www.mdpi.com/1422-0067/19/12/3717/pdf-vor |
| article xml file uploaded | 22 November 2018 16:38 CET | Original file | - |