| article html file updated | 31 August 2025 01:21 CEST | Update | https://www.mdpi.com/2073-4441/11/9/1904 |
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| article pdf uploaded. | 19 September 2019 13:07 CEST | Updated version of record | https://www.mdpi.com/2073-4441/11/9/1904/pdf |
| article xml uploaded. | 19 September 2019 13:07 CEST | Update | https://www.mdpi.com/2073-4441/11/9/1904/xml |
| article xml file uploaded | 19 September 2019 13:07 CEST | Update | - |
| article pdf uploaded. | 12 September 2019 13:06 CEST | Version of Record | https://www.mdpi.com/2073-4441/11/9/1904/pdf-vor |
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