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| article pdf uploaded. | 23 July 2019 09:48 CEST | Updated version of record | https://www.mdpi.com/1648-9144/55/7/389/pdf |
| article xml uploaded. | 23 July 2019 09:48 CEST | Update | https://www.mdpi.com/1648-9144/55/7/389/xml |
| article xml file uploaded | 23 July 2019 09:47 CEST | Update | N/A |
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| article pdf uploaded. | 19 July 2019 16:04 CEST | Version of Record | https://www.mdpi.com/1648-9144/55/7/389/pdf-vor |
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