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| article pdf uploaded. | 4 September 2019 02:39 CEST | Updated version of record | https://www.mdpi.com/2071-1050/11/17/4807/pdf |
| article xml file uploaded | 4 September 2019 02:39 CEST | Update | https://www.mdpi.com/2071-1050/11/17/4807/xml |
| article html file updated | 3 September 2019 11:09 CEST | Original file | N/A |
| article pdf uploaded. | 3 September 2019 11:07 CEST | Version of Record | https://www.mdpi.com/2071-1050/11/17/4807/pdf-vor |
| article xml uploaded. | 3 September 2019 11:07 CEST | Update | N/A |
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