| article html file updated | 31 August 2025 01:23 CEST | Update | https://www.mdpi.com/2073-4433/10/9/544 |
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| article pdf uploaded. | 19 September 2019 05:51 CEST | Updated version of record | https://www.mdpi.com/2073-4433/10/9/544/pdf |
| article xml uploaded. | 19 September 2019 05:51 CEST | Update | https://www.mdpi.com/2073-4433/10/9/544/xml |
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| article pdf uploaded. | 12 September 2019 16:39 CEST | Version of Record | https://www.mdpi.com/2073-4433/10/9/544/pdf-vor |
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