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| article xml uploaded. | 17 September 2019 13:59 CEST | Update | https://www.mdpi.com/1099-4300/21/9/897/xml |
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| article pdf uploaded. | 17 September 2019 13:59 CEST | Updated version of record | https://www.mdpi.com/1099-4300/21/9/897/pdf |
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| article pdf uploaded. | 16 September 2019 13:10 CEST | Version of Record | https://www.mdpi.com/1099-4300/21/9/897/pdf-vor |
| article xml uploaded. | 16 September 2019 13:10 CEST | Update | N/A |
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