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| article html file updated | 18 February 2019 04:38 CET | Original file | - |
| article pdf uploaded. | 18 February 2019 04:34 CET | Updated version of record | https://www.mdpi.com/2306-7381/6/1/11/pdf |
| article xml uploaded. | 18 February 2019 04:34 CET | Update | https://www.mdpi.com/2306-7381/6/1/11/xml |
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| article pdf uploaded. | 22 January 2019 16:23 CET | Version of Record | https://www.mdpi.com/2306-7381/6/1/11/pdf-vor |
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