| article html file updated | 30 August 2025 22:19 CEST | Update | https://www.mdpi.com/2218-1989/9/7/137 |
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| article supplementary file uploaded. | 10 July 2019 14:46 CEST | - | https://www.mdpi.com/2218-1989/9/7/137#supplementary |
| article pdf uploaded. | 10 July 2019 14:46 CEST | Version of Record | https://www.mdpi.com/2218-1989/9/7/137/pdf |
| article xml uploaded. | 10 July 2019 14:46 CEST | Update | https://www.mdpi.com/2218-1989/9/7/137/xml |
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