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| article pdf uploaded. | 8 November 2019 09:43 CET | Updated version of record | https://www.mdpi.com/2079-6412/9/11/704/pdf |
| article xml uploaded. | 8 November 2019 09:43 CET | Update | https://www.mdpi.com/2079-6412/9/11/704/xml |
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| article html file updated | 28 October 2019 09:12 CET | Original file | N/A |
| article pdf uploaded. | 28 October 2019 09:11 CET | Version of Record | https://www.mdpi.com/2079-6412/9/11/704/pdf-vor |
| article xml uploaded. | 28 October 2019 09:11 CET | Update | N/A |
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