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| article pdf uploaded. | 24 October 2019 04:43 CEST | Updated version of record | https://www.mdpi.com/2073-4352/9/10/489/pdf |
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| article pdf uploaded. | 23 October 2019 13:10 CEST | Updated version of record | https://www.mdpi.com/2073-4352/9/10/489/pdf-vor |
| article xml uploaded. | 23 October 2019 13:10 CEST | Update | N/A |
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| article html file updated | 24 September 2019 07:30 CEST | Original file | N/A |
| article pdf uploaded. | 24 September 2019 07:29 CEST | Updated version of record | https://www.mdpi.com/2073-4352/9/10/489/pdf-vor |
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| article pdf uploaded. | 22 September 2019 12:16 CEST | Version of Record | https://www.mdpi.com/2073-4352/9/10/489/pdf-vor |
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